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

Do you think heat can affect a plant's growth rate?

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

In this project, different brands of microwave popcorn are tested and compared.

This science fair project idea produces sounds by creating vibrations using different objects.

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

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!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

This science fair project idea determines which method of hand cleansing is the most effective.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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