This science fair project idea explores whether talking to a plant will help it grow.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

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.

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.

In this activity, your child will be challenged to make a tower using paper cups.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This science fair project idea determines what household items are good conductors of electricity.

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

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

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

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

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

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

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

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Is your child a nature nut with an eye for creative, green-friendly projects? Introduce them to this amazing DIY bird feeder!

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Teach your child how butter is created by shaking up cream the old-fashioned way.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea explores the different properties & interactions of sugar molecules.