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Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

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

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

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

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

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

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.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

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

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

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

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

In this science fair project, students use the streak test to tell minerals apart from each other.

Slip some science into storm watching with a homemade rain gauge!

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?