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Astronomy

Astronomy: Earthshine

Question: What does earthshine … [Read More...]

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Biology

Dolly, A Cloned Sheep

Cloning: Dolly

Why was the cloned sheep called Dolly named after … [Read More...]

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Chemistry

The pencil that changes color in the warm water has a yellow coat of paint which is covered with a paint continaing chameleon dye. This dye becomes transparent when warm, thus the yellow color of the pencil is visible.

Chameleon Dyes

Chameleon Dyes Note: I am revising the … [Read More...]

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Earth Science

Sky Color

Blue Sky The sky appears to be a colored … [Read More...]

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Math

A diagram of a child drawing a five-pointed star on a paper pattern model examples of a plane figure-paper, and solid figures--hands and pencil.

Geometry: Angles

What is Geometry? Geometry is the … [Read More...]

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Physics

Positive and Negative Charges

The American scientists and statesman Benjamin … [Read More...]

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Welcome to Janice’s Science Extravaganza!

The spoon hanging from the string vibrates when struck and these vibrations are transmitted through the string and the sound is amplified by the plastic cups. ABOUT ME: Hi, I am Janice VanCleave, author of 50 best-selling science experiment books for children ages 4 through high school. I taught science for 27 years. MORE.....

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