The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

People have favorite flavors, but what about ants? Which ant food is the most popular?

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

In this project children practice the scientific method while playing with puffy paint.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

The objective of this science fair project is to investigate salt water density.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Using a toy race car kids create a visual model of the Doppler Effect.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This science fair project idea investigates how the shape of an object affects drag.