Why are Popsicles softer than ice? What makes bananas turn brown? Why does the Moon seem to change shape? How do whales use sound to "see"? Figure out the answers for yourself with these totally cool activities and experiments about the wonders of astronomy, biology, chemistry, earth science, and physics. Janice VanCleave's 203 Icy, Freezing, Frosty, Cool, and Wild Experiments guarantees hours and hours of fascinating, hands-on, safe, low-cost science fun. Try these awesome projects at home or in the classroom: make your own astrolabe and measure the altitude of the stars, transform...

The perfect science fair idea books ... Spectacular Science Projects Janice VanCleave's Volcanoes

• Why do volcanoes erupt?
• How do scientists predict volcanoes?
• Where are most volcanoes found?

Janice VanCleave's Volcanoes includes 20 fun and simple experiments that allow you to discover the answers to these and other fascinating questions about volcanoes, plus dozens of additional suggestions for developing your own science fair projects. Learn about predicting volcanic eruptions with a simple experiment using a magnet, a nail, and a piece of cardboard....

The perfect science fair idea books . Spectacular Science Projects Janice Vancleave's Electricity
* How do you make a battery out of a lemon?
* Can a magnet produce electricity?
* How does a flashlight work?
Janice VanCleave's Electricity includes 20 simple and fun experiments that allow you to discover the answers to these and other fascinating questions about electricity, plus dozens of additional suggestions for developing your own science fair projects. Learn about electric charges with a simple experiment using modeling clay and a plastic straw; about voltage...

How do you fold a sheet of paper into the shape of a whale? How do you measure the area of a pizza pie? How can you draw a circle within a circle without lifting your pencil from the paper?

Now you can discover the answers to these and other fascinating questions about elementary geometry--the study of shapes. Packed with illustrations, Geometry for Every Kid uses simple problems and activities to teach about acute and obtuse angles, parallel and perpendicular lines, plane and space figures, and much more By arranging the pieces of an intriguing Chinese puzzle called a tangram,...

What's the effect of osmosis on a raisin?

How is water transported through plant stems?

What's the best way to grow penicillin?

How are butterflies different from moths?

Now you can discover answers to these and other fascinating questions about biologythe study of living organisms. In Biology for Every Kid, you'll learn how to talk with fireflies, watch bacteria wage war in a glass of milk, discover how to tell the temperature by counting cricket chirps, and find out how an apple and an onion can taste the same.

Each of the 101...

How are mountains formed?

What makes the air we breathe?

What causes the ocean waves?

Now you can learn the answers to these and other questions about the earth, sea, and air through 101 fun, safe, low-cost experiments and activities that can be performed at home or in the classroom. In Earth Science for Every Kid, you'll use a tennis ball and a marble to demonstrate a solar eclipse. You'll make a peanut butter and jelly sandwich to understand sedimentary rock formation. And, with the assistance of a Slinky(r) and a helper, you'll learn about the motion...

Why do planets spin? How hot is the Sun? What keeps the Moon in orbit around the Earth? What are Saturn's rings made of? What's a black hole in space? Now you can discover the answers to these and other fascinating questions about basic astronomy. In Astronomy for Every Kid you'll learn about the constellations using a shoe box planetarium. You'll chart the movement of the stars with nothing but a string, a marker, and a nail. And you'll use a toy magnet to simulate the Earth's protective force field. Each of the 101 experiments is broken down into its purpose, a list of materials,...

How long is the world's longest earthworm? How tall was a brachiosaurus? What's the average diameter of human hair? What's the circumference of the earth at the equator? Now you can discover the answers to these and other fascinating questions about math.

The perfect science fair idea books. Spectacular Science Projects Janice VanCleave's Molecules
* What are molecules made of?
* How do water molecules stay together?
* How does heat affect the movement of molecules?
Janice VanCleave's Molecules includes 20 simple and fun experiments that allow you to discover the answers to these and other fascinating questions about molecules, plus dozens of additional suggestions for developing your own science fair projects. Learn about the structure of molecules with a simple experiment using gum drops and toothpicks; about...

The perfect science fair idea books. Spectacular Science Projects Janice VanCleave's Magnets
* How does a compass work?
* What is a magnetic field?
* How can you make a magnet with electricity?
Janice VanCleave's Magnets includes 20 simple and fun experiments that allow you to discover the answers to these and other fascinating questions about magnets, plus dozens of additional suggestions for developing your own science fair projects. Learn about magnetic poles using a bar magnet, paper, and string; about magnetic force fields with a compass, a pencil, and a sheet of...