Kindergarten - 4th Grade Science Projects : Page 3

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

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

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

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

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

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea identifies trees using a dichotomous key.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

This science fair project idea provides evidence that air is everywhere and takes up space.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Discover whether a metal will expand under hot water.

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 physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Science fair project that examines condensation and the conditions needed in order for dew to form.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.