Compose numbers to make 20 and build first grade addition skills in each round of this online game.

Kids move tangrams into the correct positions to create a target shape.

Search for 3D shapes in this hide-n-seek game for kids. Look for shapes based on the number of edges and vertices.

Here's a set of complex patterns for first graders who need practice with shapes and patterning.

Kids practice skip counting and repeated addition with some funny mutant animals at the petting zoo!