Showing Results for area of a rectangle using square units : Page 8

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

This clay "painting" activity encourages and supports creative development and critical thinking skills.

This science fair project teaches students about wilting and browning of salad greens.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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

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

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

This science fair project idea compares biodiversity between drops of water.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.