Gallery
Discover apps people built on Collabby by chatting. Run them, then remix to make them yours.
Platonic Solids Playground
Explore the 5 Platonic solids! Count faces, vertices, and edges, discover Euler's formula V-E+F=2, and play fun shape-counting challenges.
Polygon Angle Playground
Explore how polygon angles add up to 180°×(n-2) by splitting them into triangles, find angles of regular polygons, and try the quiz challenge!
Circles and Pi
A friendly elementary math app to visually explore circles and pi! Discover radius and diameter, roll a circle to see its circumference, and learn why pi (π) is always about 3.14.
Shape Area Discovery
Discover area formulas for rectangles, parallelograms, and triangles by cutting, moving, and combining shapes with fun interactive sliders!
Mirror Symmetry Art
Color on one side and watch a mirror image appear on the other! Create beautiful symmetrical patterns and learn about line and point symmetry with fun puzzles.