This Halloween math activity book is a whole lot of fun.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.