This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science project teaches students to classify different shapes of leaves.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This pet blanket is a perfect sewing project for your little gifter with a furry friend. Make a pet blanket with your child this holiday season.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Your child can cut her way into making a fun collage of mod-style flowers that will dazzle and delight!

Most of us are familiar with haiku, but the tanka is an even older form of Japanese poetry. Learn to write a tanka poem with this activity.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

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.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This project is a great way to explore variations in how to paint using watercolor.

Get kids excited about gathering their school supplies by teaching them how to make their own writing supplies!

Being a kid is hard work. Soothe stresses and calm fears with this DIY Zen garden -- all you need is sand, stones and a shoebox.

This science fair project idea determines if the color of light affects the growth of plants.

Geometric shapes can often be tough to remember. But, with a little bit of art, imagination, and writing, practicing geometry has never been so much fun!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Learn with makes water molecules work with this fun and easy science activity!

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

Is your fifth grader trying overnight camp this summer? If so, prepare your child for writing a letter home with this activity!