In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Cleaning can be a chore, but not with this sudsy experiment!

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

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 the demonstrates Newton's Third Law using a milk carton filled with water.

In this science fair project, students create their own miniature salt flats at home.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

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

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

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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

In this design challenge, students will be tasked with creating a bouncy ball polymer!

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

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.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

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

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