Showing Results for mathematics 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.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

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.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

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!

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!

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

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

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.

This science fair project idea determines the probability of a coin landing heads or tails.

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.

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.