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Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Discover whether a metal will expand under hot water.

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

How powerful is the reaction between baking soda and vinegar? Find out here!

Construct batteries that make electricity from fruits with this fun science fair project.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

This project explores ways to prevent static electrical shocks.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.