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.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Work on division with remainders in this fun fourth grade math board game.

This science fair project examines how seeds hitchhike on animals and clothing.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Making your own glass cleaner is easy, effective and inexpensive!

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Learn to recognize symmetry by playing this game! The more you play, the better you'll get at recognizing this special characteristic many playing cards have.

Children take inspiration from Nobel laureate Malala Yousafzai to write their own blog listicle on a topic of their choosing.

Ready for a game that's mostly about strategy with a little luck thrown in for good measure? Make math fact practice exciting and start rolling the dice!

This science fair project investigates why the number of visible stars changes from place to place.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Nothing says fall like pumpkin soup, but it's also really good for you, with high amounts of fiber, iron, zinc and free radical busting antioxidants.

Let your fourth grader contribute to your 4th of July picnic with this creative caddy craft project.

Analyze this simple betting game with your fourth grade student in order to discuss probability.

Is your child struggling to remember the rules of place value? Here's a fun series of hands-on activities to help your child put the value in place value!

In this activity, your child will experience multitasking, then mindfulness and compare the two in terms of productivity and calmness.

This science fair project idea produces varying pitches of sound.

In this project, the affects of vitamin E are observed on a rose petal.