Showing Results for answer key

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

This science fair project idea identifies trees using a dichotomous key.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

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.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

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.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project idea explores whether color affects a person's emotional state.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

In this fun activity, your child will create their very own solar oven to bake s'mores!

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

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.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!