Here's an innovative math puzzle that you can create with your fourth grade math student.

Here's a fun, geometric puzzle activity that will capture your child's interest and strengthen his number awareness and graphing skills.

Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

This unique Santa is made only from circles. Your little one will have a fantastic time puzzling together Santa's face with this circle-centric activity.

Here's a simple math activity that has your child using her basic addition facts to solve a secret code.

Recycle old materials to create a fun, brain-teasing maze toy that also strengthens your child's math reasoning skills.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.