This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

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

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

In this project children practice the scientific method while playing with puffy paint.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

This craft is an excellent way to learn about African-American history, and it also provides fine motor practice.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.