Get a better understanding of water content by dehydrating carrots.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

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

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

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.

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

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

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

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

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

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?

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

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

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

This science fair project teaches students about wilting and browning of salad greens.

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

In this project children practice the scientific method while playing with puffy paint.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.