This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

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

In this fun experiment, we'll find out how color affects heat absorption!

Construct batteries that make electricity from fruits with this fun science fair project.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

In this fun activity, your child will create their very own solar oven to bake s'mores!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

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

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

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

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.