Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

In this activity, your child will be challenged to make a tower using paper cups.

Have your child kick off their summer vacation by making a miniature water slide!

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Take a dive into the candy jar with this yummy science experiment.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Science fair project that examines condensation and the conditions needed in order for dew to form.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Cleaning can be a chore, but not with this sudsy experiment!