In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

This science fair project idea explores how length affects the weight a bridge can hold.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

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 experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project examines how seeds hitchhike on animals and clothing.

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

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.