Science fair project that determines whether mass and weight are the same or different.

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

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

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

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

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

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

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

This science fair project idea explores which fruit molds the fastest.

Determine if gender affects the ability to identify different smells.

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.

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

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

In this science fair project, students use the streak test to tell minerals apart from each other.