Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Make math fun and easy with this activity that challenges your child to use their addition and multiplication skills to win a race!

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Find the area in this fun math card game. You'll help your child start thinking in terms of units as you create shapes out of playing cards.

Most timeline activities are all about history. Make timelines more relevant and personal for your child by focusing on the hours and minutes of his day.

Help cement the concept of place value with this simple activity that involves creating a set of dials made from Styrofoam cups.

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.