In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This science fair project idea demonstrates that plants give off water.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Help your child learn about animal classification with this fun and delicious activity.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

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

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

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

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

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.