The Osmo Shape Builder game teaches the following shapes:
- Circle (big & small)
- Hexagon
- Oval
- Parallelogram (big & small)
- Pentagon
- Rectangle
- Rhombus
- Semicircle (big & small)
- Square (big & small)
- Trapezoid
- Triangle (big & small)
The game also teaches a few fun shapes, like raindrop, heart, and clover (quatrefoil).