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.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

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

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Check out this cool science fair project on identifying rocks and minerals for kids.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

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

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

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

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

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

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

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

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

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

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.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.