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The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Test the combustion of different types of woods.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

This science fair project idea identifies and understands adaptations in birds.

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

Demonstrate how to tell the age of an egg without having to crack it open.

Does "short circuit" mean that electricity takes a short course? This science experiment provides steps to help you get to the bottom of this science mystery.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

In this project students experiment with making music using only glasses of water.

Learn about the growing app design field by designing a new or improved app for smartphones.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

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

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.