Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

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.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Use a dichotomous key to identify plants or animals.

Think about the adaptive utility of an important aspect of our physiology.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.