This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This game will help build your child's word bank as she competes with family members for the "Word of the Day" champion title.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot initiate a domino effect.

Invite children to create a Fourth of July centerpiece with this simple craft activity!

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Race to create an equation in this game will help your child and his opponents get creative with addition, subtraction and multiplication.

Get ready to make a dollar...using playing cards! The first player to accumulate the amount of points equal to a dollar wins.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Play tic-tac-toe and help your kid memorize multiplication facts!

A lemonade stand is a great opportunity for your kids to work on their money skills and donate some hard earned money to charity.

This science fair project idea explores substances that cause a bubble to last longer.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

The meaning of Thanksgiving can sometimes get lost among the fun of food and family. Discuss the meaning of Thanksgiving with this fun activity.

Try this fun math card game with your third grader to practice division, addition, and problem solving!

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Here's a brain-challenging treasure hunt for your third grader, calling upon math skills with money and with decimals!

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Help your child comprehend the past by using hands-on activities like this homemade lantern project.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Bring historical figures alive with this fun family activity! Your child will plan a founding fathers feast by researching historical figures.

Enhance fourth-grade measurement making skills and social studies learning with this stitching project.