Kindergarten - 2nd Grade Engineering and Science Inquiry Activities

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

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

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

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

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

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

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

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

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

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

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.

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

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

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

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

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.

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.

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?

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

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.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

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

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

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

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

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

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