Delta the Slope-Walking Explorer - Mascot Test

This page shows all Delta mascot images and admonition styles for reference. Check that all images have a transparent background and do not have excessive padding around the drawing.

Note that the images below have a dashed blue border so you can clearly see the padding.

Image Tests

1. Welcome
2. Thinking
3. Tip
4. Warning
5. Encouraging
6. Celebration
7. Neutral

Admonition Tests

Delta Welcome

Welcome to college placement Calculus, explorer! I'm Delta, your slope-walking guide through the hills and valleys of mathematical curves. Strcollege placement in — we're about to discover your new superpower!

Delta Thinking

"See how I'm tilted right now? That tilt IS the derivative. I'm not calculating it — I'm living it."

Delta's Tip

"When you see a limit problem on the college placement exam, always check whether direct substitution works first. Nine times out of ten, that's the fastest path to the answer."

Delta's Warning

"Don't confuse average rate of change with instantaneous rate! The average is the slope of the secant line between two points. The instantaneous rate is the slope of the tangent line at a single point. Big difference!"

Delta's Celebration

"Congratulations! You made it through the entire chapter! I knew you could do it!"

Delta's Encouragement

"The chain rule feels like a lot at first — slopes within slopes, Inception style! But once it clicks, you'll wonder how you ever lived without it. Stick with it. You've got this!"

Delta Says

"Getting closer... closer... what's it approaching? That's a limit! I can sneak up on it but never quite touch it."