Preschool - 4th Grade Engineering and Science Inquiry Resources : Page 3

This project examines whether people's taste perception is influenced by what they see.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

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

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

This science fair project idea determines if the color of light affects the growth of plants.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

In this design challenge, your child will make a bottle rocket using typical household items.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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.

In this design challenge, your child will create a parachute for a small toy using typical household items.

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

Plants and light seem to be good buddies, but how far does the friendship really go?

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

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

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

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

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.