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examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Your fourth grader will love turning your house into a home this holiday season with fun crafts such as hand-casted paper holiday ornaments!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Invite your child to craft dream cloud magnets to display their hopes and visions for the future!

Construct and experiment with a periscope using reflected light rays to gather an image.

Help your learner develop her fine motor and communication skills with this fun and festive fall activity.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Are you looking for a new way to help your fourth grader celebrate New Year's Day? Try this Flash Back Book!

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

This crazy-easy felt sandwich sewing project is a fun way to get your child interested in the art of sewing.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Use the holiday gift giving season as an excuse to give your fourth grader a valuable lesson in making and keeping a budget!

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Help your fourth grader design a first class postage stamp for a hero who stood up for the dignity of people from all walks of life.

This science fair project idea explores whether talking to a plant will help it grow.

Show your fourth grader how to make a delicate, dried flower bookmark with flowers native to their neighborhood.

Here's a delicious and nutritious dish for St. Patrick's Day: make a NiÃoise-style salad bursting with a rainbow of colors!

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 determines whether landscaping fabric impacts the ability of plants to receive water.

In this activity, your child will use mindfulness to practice staying as still as they can. Then, during a freeze dance activity, they will pay attention to the constellation of sensations and feelings throughout parts of their bodies.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

This science fair project idea examines the reason boats are shaped and engineered.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.