What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Make a spring collage with your child to get them outside and those creative juices flowing!

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

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

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

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

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

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Start your toy engines -- this is going to be a fast and friction-filled race!

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.