What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

This science fair project idea investigates how the shape of an object affects drag.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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!

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

In this fun activity, your child will create their very own solar oven to bake s'mores!