Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

Shamrock Stamps are a great way to celebrate St. Patrick's Day. Simple and symmetrical, this symbol of Irish culture is the perfect shape for prints.

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

Learn how milk freezes into ice cream. Does the fat content affect how quickly the milk freezes? What is salt's role in the freezing process?

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This experiment will explore the best way to create a perfect soft-boiled egg.