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?

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

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.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Want to capture this year? Make a time capsule of this period in your child's life! You may just be surprised at what you find, when you dig it up next year...

Create a face of a person or animal on a small terra cotta flower pot and grow herbs or a flowered plant for their hair! As the herbs grow, the hair grows.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

In this science fair project, students create their own miniature salt flats at home.

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

Tu B'Shevat is a Jewish holiday during which the "new year" for trees is celebrated. In this activity your child will paint a pot to grow his own plant.

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

Children reflect on ways they have cared for themselves, others, and the Earth before building a garden to share beauty with others in their community.

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

Help your child plant a "tea garden": a garden made of herbs for making teas.

Hand-painted pottery is the perfect way to add a bit of decoration to your potted plants.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Reinforce your child’s foundational math skills while creating small works of seasonal art with this creative Halloween rock painting activity!

Here's a simple science activity that will help your child better understand how wells bring us water.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

Make a colorful rock mosaic that will help your child practice her patterns, shapes, and colors while making a beautiful work of art!

Children will read a book, then retell the story with pictures they have painted on stones.

Learn about nature by making your own mini moss garden.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Create a bee garden to help shelter bees in your area.

This fresh take on the classic game of Tic-Tac-Toe will boost your first grader's creativity, fine motor skills, and concept of taking turns.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.