Preschool - 5th Grade Engineering and Science Inquiry Resources : Page 4

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.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

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.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

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.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

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!

Find out which type of sponge holds the most water.

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.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

In this activity your child will create their very own marble maze!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?