Kindergarten - 2nd Grade Engineering and Science Inquiry Activities

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Use pepper and soap to discover some fun facts about the properties of water.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Learn all about balance and motion as your child designs a corn maze!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Start your toy engines -- this is going to be a fast and friction-filled race!

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Science fair project that examines condensation and the conditions needed in order for dew to form.

In this activity, your child will be challenged to make a tower using paper cups.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

This science fair project idea investigates how magnetism can defy the force of gravity.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.