Showing Results for compare with same denominators 1 : Page 11

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Help your kindergarten science maven explore the water cycle without getting everything wet.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

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.

Learn all about balance and motion as your child designs a corn maze!

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

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

This science fair project idea determines the most effective method of preserving food.

This science fair project idea investigates the difference in reaction times between boys and girls.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

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

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

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

In this science fair project, students make their own rain gauge to measure rainfall.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.