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

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This science fair project idea compares the cuteness reaction between genders.

This science fair project idea assesses the effect of music on work performance.

This science fair project idea demonstrates how our fingers prune when in water.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Free science fair project idea examining how different types of water affect plant germination and growth.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

This science fair project investigates why the number of visible stars changes from place to place.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

Study history of aerodynamics of arrow design to create a perfect arrow. Test arrows by shooting at an archery target.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.