1st - 3rd Grade Engineering and Science Inquiry Activities : Page 3

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

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

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

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

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.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

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

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

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

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.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

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.

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

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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