MicroSims

This book includes 47 interactive MicroSims — self-contained, browser-based visualizations you can explore directly. Click any thumbnail to open the MicroSim.

Ambiguous Expression Confusability Sorter Bitwise Operator and Shift Visualizer Blit Transparency Key Visualizer Build This Expression Challenge Button Bounce Timeline Visualizer Capstone Planning Worksheet Capstone Rubric Scoring Tool Circular Buffer Waste Visualizer Color Wheel Emotion Picker Computational Thinking Concept Map Convex vs Concave Shape Classifier Coordinate Grid Explorer Draw Call Benchmark Chart Draw Order and Overdraw Stepper Ekman Emotion Feature Map Encoder Quadrature Signal Visualizer Expression Interpolation Keyframe Stepper Expression Menu Live Simulator Expression Recipe Flashcard Gallery Face Layout Grid Visualizer Face Parameter Slider Playground Facial Symmetry Mirror Demonstrator Four Robots, Four Bets on a Screen Face Frame Buffer Size Calculator FrameBuf Version Timeline Global vs Local Scope Call Stack Explorer Indentation Error Visualizer Interactive Breadboard Wiring Diagram List vs Tuple vs Dictionary Comparison MicroPython Loop Tracer Mode State Transition Diagram Old Workaround vs. New ellipse() Call Pixel Drawing Sandbox Polling vs Interrupt Response Simulator Poly Point Array Builder Potentiometer ADC Mapping Visualizer Predict the Return Value Tracer Pull-Up Resistor and Button Simulator Quadrant Fill Code Explorer RGB565 Bit-Packing Visualizer Robot Price and Funding Comparison Chart Round Display Safe-Area Layout Planner Rubric Rater — Score This Expression Screen-Based Robot Face Timeline Sleep vs Ticks Button Miss Simulator SPI vs I2C Bus Explorer Valence-Arousal Quadrant Plotter