Showing Results for -and--old

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

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

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Engineers in training can get started with this simple wheel-and-axle construction activity.

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.

People have favorite flavors, but what about ants? Which ant food is the most popular?

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

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Brighten up your home with this fun activity! Make a summer sun print and teach your child the art of easy print making.

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

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

In this experiment you will replicate the mummification process by making a hot dog mummy.