Will increasing the amount of salt in water effect how slow or fast the water freezes?

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

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

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

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

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

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

This science fair project idea will be examining oxidation and acid rain

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.