Song Maker
Make and share a simple song on a colorful grid.
Discover tools worth trying
Curated web tools, experiments and tiny apps from indie makers. Every pick is something you can actually try in 30 seconds.
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Latest tools
Desmos Graphing Calculator
A free graphing calculator that plots as you type.
Explained Visually
Interactive explanations of math and statistics ideas.
Toy Theater
Free interactive art, reading and math games for young kids.
The Evolution of Trust
An interactive guide to game theory and why we trust each other.
Seeing Theory
A visual introduction to probability and statistics.