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

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

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!

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

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.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

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

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

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Make sourdough bread...and learn some colonial history and modern science in the process!

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

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

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

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.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!