Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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.

Explore the negative and positive consequences of stereotypes.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Explore the belief in astrology as a predictive system.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

This science fair project teaches students the differences between fruits and vegetables.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

The purpose of this science fair project is to build a basic radio.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Study and categorize the functions and types of genes. Run gene experiments chosen from links. Analyze data, explain ideas in a detailed report.