To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.