Showing Results for area of a rectangle using square units

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

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

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.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

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

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

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

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

This basketball project explores the best way to make the perfect shot every time.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

Make sourdough bread...and learn some colonial history and modern science in the process!