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Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

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

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

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

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Help your kindergarten science maven explore the water cycle without getting everything wet.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin