Discover which fabrics shrink the most in the wash and why.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

How do organic materials become soil? This science experiment measures what materials biodegrade.

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.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

In this science project, baking powder and vinegar are used to simulate the action of a fire extinguisher.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

Help your child plant a "tea garden": a garden made of herbs for making teas.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

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

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

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.

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.

The project determines which laundry detergent is best for cleaning clothes.

This science fair project idea investigates whether air has mass and weight.