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The objective of this science project is to determine the length of time for different seeds to germinate.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Explore if planting seeds in a certain direction will affect how fast it germinates.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

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.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Slip some science into storm watching with a homemade rain gauge!

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!