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Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

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

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

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.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

Examine the effect of pressure on carbonation in soda.

This project investigates the affect of storage temperature on microwave popcorn.

The goal of this project is to create an exciting topographical map out of dough.

In this experiment we will be determining whether birds prefer certain colors of seed.

Find out whether putting something on top of a plant will inhibit its growth.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

In this fun activity, your child will create their very own solar oven to bake s'mores!

This science fair project idea explores whether talking to a plant will help it grow.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

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.

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

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

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

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.