- This versatile set of 12 translucent plastic geometric solids uses many of the standard dimensions of pattern blocks as each piece's base.
- Removable lids allow children to compare volume using wet or dry material.
- Includes six prisms (rectangular, square, cube, small triangular, large triangular and hexagonal), sphere, hemisphere, cylinder, cone, square pyramid and triangular pyramid.
Warning: Not recommended for children under 3 years old.
Ideal for Ages 8-17