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This science fair project idea produces varying pitches of sound.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

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.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Ignite your kindergartener's love of adventure and learning with an imaginary trip under the sea.

Introduce your child to science with something they see everyday--their shadow!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.