List of MicroSims for Coding Club¶
Interactive Micro Simulations to help students learn coding club fundamentals.
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Five barriers families face, seven club practices that address them -- and the one barrier three fixes converge on.
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Input, draft, human review, send -- stepped through with the real text, and one confidently wrong detail in every draft.
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Three vendors on four criteria at once -- and a ranking that changes depending on which criterion your club puts first.
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Six required parts of a challenge card, and what each one is for.
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A club charter is one document made of five distinct sections. See what each section governs and how they differ.
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Three question types on one short form, and what each one buys and costs.
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Read a semester's attendance trend -- including the break-week dip and the year-over-year comparison -- from data holding no names at all.
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Attendance and Enrollment Trend Explorer
Four semesters of enrollment, attendance and retention on one chart -- and the semester where they disagree.
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Automated Communication Pipeline
One trigger, two very different-feeling messages: see what decides whether a rule sends a text or queues a newsletter item.
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Eight scenarios, four bins, and one distinction that is easy to state and hard to apply.
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Blinking LED Breadboard Circuit
A working blink circuit on a real breadboard layout -- with a button that removes one jumper wire and kills it.
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The routine seat-rotation cycle a board runs on, and the separate trigger a founder's departure fires.
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Decide where a new bookmark belongs: the shared class folder, a student's personal folder, or neither.
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Click any hole on a half-size breadboard and every hole electrically tied to it lights up.
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Five schematic symbols on flashcards, with a quiz that scores a full pass.
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Circuit Troubleshooting Workflow
Work the four checks in the order that eliminates the cheapest and most likely faults first.
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The five one-time steps that set up a shared club calendar correctly, in the order that avoids rework.
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Club Financial Operations Cycle
Follow one dollar from the moment it is spent or given through to the annual budget review.
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Who reports to whom, who provides outside oversight, and where a mentor actually sits in the structure.
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Four growth stages on one timeline, each with the single condition that has to be true before a club moves on, plus a marker to bookmark where you actually are.
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Four health metrics across three years, and the one line moving the wrong way while the others celebrate.
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Club Inventory Lifecycle Workflow
One tagged item's whole life: sticker, shelf, checkout, return, audit, and the branch into the lost item policy.
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A first-year budget built line by line, split into what recurs and what does not.
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Place a coding club precisely among six neighbouring educational contexts, and see what makes it distinct from each one.
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A club room floor plan where every placement is clickable -- and a draggable mentor marker that shows what facing the monitors inward actually buys you.
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Collision Avoidance Control Loop
Sense, decide, act -- with a polling interval you can widen until the robot drives into a wall it thinks is 40 cm away.
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Drag a marker round a 0-255 color wheel and see the exact RGB triple the wheel() function would return.
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A semester of backups in five checkpoints, only two of which need a person -- and the one that matters is the restore test, not the backup.
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Data Retention Schedule by Type
Four kinds of club data, four different clocks -- and what event starts each one.
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Device End-of-Life Decision Workflow
Route a retiring laptop to donation or to responsible disposal, and see how one club's retirement becomes another's intake.
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Follow one club laptop from imaging through circulation to the three-way condition check that decides what happens next.
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Differential Drive Chassis Explorer
Two wheel speeds, and every path a two-wheel robot can take -- named in words before the robot moves.
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A digital pin's voltage over time: two values, vertical transitions, nothing in between.
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Electrical Safety Rules Poster
Four hazard families, three rules each -- the panel you point at depends on what is on the table.
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Four club mailing segments, drawn so the overlaps that exist are visible and the one that must not is visibly absent.
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Ten items, five categories, and a callout that always names one thing to do rather than a score to feel bad about.
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The four stages that keep survey responses from disappearing into an unread inbox -- and why the last one is the load-bearing stage.
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Four Coding Club Scheduling Models
Alternating Saturday, weekday after-school, semester-based, drop-in -- and what each one costs you.
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Frequency Spectrum Display Explorer
Three sounds, three unmistakable bar shapes -- and the habit of naming the shape before naming the sound.
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From Draft to Delivered - AI Content Pipeline
Three AI drafting agents, three different jobs, one review gate every draft must pass.
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From Observation to Customized Lesson
Where the mentor's own observation enters an AI customization loop, and where human review still applies.
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From Scattered Knowledge to a Club Playbook
Decide whether a piece of know-how becomes a written procedure or has to be transferred person to person.
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Frustration Escalation Response Flow
Match the tool to the trigger: a hard moment, a pattern across weeks, or a task that just failed.
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Four funding needs, four partnership approaches, and which one solves more than one need.
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Fundraising Channel Yield Comparison
Five fundraising channels compared on the two axes that actually decide the choice: dollars raised and volunteer hours spent.
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The same repeat-block lesson, twice -- and the three fields customisation is allowed to touch.
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Grant Budget Laptop Calculator
Grant, unit price, student count -- and the leftover nobody plans for.
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Grant Writing and Tracking Workflow
From spotting an opportunity to logging the outcome -- and why every branch ends at the tracking spreadsheet.
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Growth Mindset Coaching Response Flow
Three kinds of student moment, three different right responses -- and one shared goal.
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Guardian Consent Collection Workflow
Trace where 'collection begins' sits relative to 'consent obtained' -- and why the order is not negotiable.
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Gyroscope Orientation Data Explorer
Tip a sensor board three ways and watch exactly one of the three readings move each time.
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H-Bridge Direction and Speed Control
Two logic inputs pick a diagonal of switches; a PWM slider sets the speed. The microcontroller never carries motor current.
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Handling a Conflict or Complaint
The step-by-step path a coding club follows from a reported concern to a documented outcome, including when to escalate.
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Human-in-the-Loop Review Workflow
Trace an AI draft through a guardrail check, a human quality check, and the single moment a person actually sends it.
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Institutional Funding Partnership Map
Four ongoing funding needs, four institutional partners, and the five connections between them. Two nodes carry more than one line, and those are the ones worth studying.
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47 survey responses grouped by age range and interest level -- enough to decide whether a club is worth starting, and for whom.
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Intrinsic vs Extrinsic Motivation Map
Three columns, and the middle one is the only place a reward belongs.
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Follow one kit from a gap on the shelf through purchase, prep, circulation, and the three-way decision that decides its fate.
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Two step-up kits, what each one does, and what a mentor would actually see running.
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Layers of Youth Digital Safety
Five layers, bottom to top, and who manages each one.
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Leaderboard vs Collaborative Challenge
Three competition formats on a risk gradient, and the one that hurts the students who need encouragement most.
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Explore the full concept dependency graph for the course. Search for a concept, filter by category, and see how many nodes and edges are visible as you narrow the view.
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Four parts of an LED, and the two independent ways to tell which leg is which.
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Draw on an 8x8 grid and watch the eight bytes that would produce it appear beside the picture.
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Levels of Intelligent Textbook Sophistication
Six rungs from a static PDF to an adaptive AI tutor, with a marker showing where this book actually sits.
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Meet the Club's AI Agent Roster
Six AI agent types around one umbrella idea -- click any to see the club task it handles and a real example.
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Meet the Specialized Agent Roster
Five agents for the occasional jobs -- grants, social media, website copy, translation, voice -- and who reviews each one's output.
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Membership Fee Model Comparison
Flat fee against sliding scale on the same families -- with the reach that a revenue bar alone does not show.
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One candidate's whole path: interview, trial, training, tiers, and the pipeline that produces the club's next leader.
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Mentor Matching and Schedule Optimizer
Five mentors, five students, seven scored pairings, and three candidate slots -- only one of which passes every constraint.
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Mentor Recruiting Channel Effectiveness
Five recruiting channels compared on both volume and quality, because the channel that produces the most candidates produces the fewest mentors.
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Mentor Recruiting Influence Graph
Two outreach channels the club already uses, four it does not, and the question of which single new connection would reach the most new people.
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Mentor-Gated Registration Flow
See how registering mentors first turns a 3:1 ratio into a capacity limit the software enforces, instead of a rule mentors have to police.
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Two questions decide whether a message goes to the group chat, to email, or either.
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Six snippets, two classic mistakes, and indentation drawn as visible guides so an off-by-one space is something you can see.
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Motor Type Comparison Explorer
DC, servo, stepper -- three icons that move the way their motors do, matched against six real project requirements.
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Three wires between a Pico and a NeoPixel strip, with a quiz that hides the labels.
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Drag two probes onto a real circuit in three meter modes -- and find a short the meter can see but your eyes cannot.
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Step a for loop over a 30-pixel strip one iteration at a time, and watch an off-by-one error leave the first pixel dark.
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Normal Circuit vs. Short Circuit
The same battery, twice: once through a resistor at 27 mA, once through bare wire at about 6 A.
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Notification Lead Time Timeline
Two reminders doing two different jobs: one buys planning time, one prevents forgetting, and a single reminder can only do one of them.
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Set a supply voltage and a series resistor, and read the LED current before you power a real circuit.
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Find any (x, y) pixel on a 128x64 OLED display and see the MicroPython command that lights it.
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Five board seats, what each one does, and how a board sits above day-to-day sessions without running them.
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Peripheral and Storage Management Layers
Five categories covering every accessory question a club actually gets.
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Photoresistor Voltage Divider Explorer
Light level in, resistance and divider voltage out -- with a curve showing why the fixed resistor choice matters.
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Three ways to run code on a Pico, separated by one question: what is still running after you pull the cable out?
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Why a PIR sensor sees someone walking across a room and misses someone standing still in front of it.
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Twenty raw sign-in rows, two dropdowns, and a grand total that never changes.
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See where a new laptop's operating system sends it, and what managing each of the three platforms actually involves.
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Potentiometer Analog Input Explorer
Turn a knob and watch an analog reading sweep smoothly through 1024 values, then see what a digital pin would have made of the same knob.
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Filter a badge-completion dashboard by cohort and watch the bottleneck move -- with initials only, no names anywhere.
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Promotional Materials Recruiting Rubric
Five criteria, ten points, three sample flyers -- and the lowest row matters more than the total.
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Prompt Refinement Step-Through
Add audience, tone, length, and the must-include detail one at a time, and watch the edits left drop to zero.
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Push Button Digital Input Circuit
Press a button, watch the input pin flip to HIGH -- then remove the pull-down resistor and watch LOW stop being reliable.
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PWM Analog Output Brightness Explorer
See how a pin that can only be fully on or fully off produces every brightness in between.
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Raspberry Pi Pico Pinout Explorer
Click any pin on the Pico board to see what it does, what voltage it runs at, and the MicroPython line that uses it.
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Resistor Color Code Calculator
Set the four colored bands on a resistor and read off its value, so a mentor can check a part before it goes into a circuit.
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Robot Emotion Display Control Panel
One distance reading driving a face and a buzzer at the same time -- plus the hysteresis band that stops both flickering.
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Six build steps to drag into order, each with the mechanical reason it has to come when it does.
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Saving Student Data Decision Tool
Two questions, in order, applied to any field somebody wants to collect.
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Four strips running the same algorithm, and the two or three numbers that make each one a different season.
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Eight project scenarios, six sensors, and one question that settles every one of them.
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Servo Angle and Pulse Width Explorer
Set a pulse width in microseconds and watch the servo arm swing to the angle it encodes.
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Session Room Safety and Logistics Map
Eight things every session room needs, and where each one goes.
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Seven Segment Display Explorer
Choose a digit and see exactly which of the seven segments switch on to draw it.
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Walk the four feasibility gates between an encouraging survey result and a real first meeting date.
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Showcase Wall vs Peer Recognition Activity
A standing display of finished work, or a five-minute circle at the end of every session -- they solve different problems.
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Rehearse the before, during, and after habits of soldering in the order a mentor actually performs them.
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Three rooms, one clap, and a threshold line you can drag until the detector works -- or stops working.
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Three zones in a tracking spreadsheet, and why the order of the columns is not arbitrary.
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Static Electricity Precaution Checklist
One room, five things -- two of them safe to touch, three of them ways to build a charge.
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Click through the four-coil energizing cycle and watch the rotation total climb 1.8 degrees at a time.
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Student Data Privacy Principles
Four practices, four specific risks. Click any one to see exactly which failure it prevents.
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Student Growth to Portfolio Network
Five stages from a mentor's in-session note to a family's read-only view -- and what changes at each step.
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Student Progress Tracking Cycle
The four-stage habit that keeps a student's record current, and lets a different mentor pick up where the last one left off.
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Survey Themes and Sentiment Dashboard
Free-text survey answers grouped into themes and scored for tone -- revealing a pattern an average rating would bury.
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Temperature Sensor Reading Explorer
A TMP36 reports volts, not degrees -- watch the conversion formula fill in with live numbers.
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Five stages between choosing a tool and using it club-wide -- and what breaks if you skip each one.
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Step one session's observation all the way around the club improvement loop, from raw note to a change in how the club runs.
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The Event Retrospective Process
Follow one session from its final minute to a change in the next session, through the debrief, the survey, and the log.
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The Five Computational Thinking Skills
Decomposition, pattern recognition, abstraction, algorithm design, debugging -- with a club example for each.
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Input, process, output -- stepped one stage at a time, with the actual data each stage is holding.
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Six recognition tools on six rungs, ordered by the size of the thing they mark.
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Beginner, intermediate, advanced -- what each track actually contains, and where the hard transition sits.
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Volunteer, professional, peer -- three mentor types whose strengths do not overlap.
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Send a pulse at a wall, watch the echo come back, and see how a duration in microseconds becomes a distance in centimetres.
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Two plug shapes, six callouts, and a flip control that shows exactly why one of them fits either way up.
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Where a Coding-Help Request Goes
Three coding-help agents, three different questions they answer -- and the mentor who stays in the room for all of them.