

Stirring ingredients into your vocabulary doesn't have to be an ordeal. Just follow this route to our glossary. We add new words for each issue.

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Macrophage: © Dr. Dennis Kunkel/Visuals Unlimited
Solar System: Astrofoto/Peter Arnold, Inc.
Zebra: Richard Du Toit/Minden Pictures
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Tiny Invaders Getting sick is a pain. And germs are lurking everywhere! So how do we stay healthy? Learn all the things your body is doing to protect you from these tiny invaders.

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The New Solar System Did you know that our solar system shrank last summer? It went from nine planets to eight. Poor Pluto is no longer a planet. Other things are changing also. Scientists keep finding new rings and moons. Rocket into a tour of our space neighborhood on page 2 of our Nov.-Dec. issue.
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River of Life Water can mean life or death. At the Okavango Delta, creatures great and small come together to find water. Enormous elephants, fierce lions, soaring eagles, and even local people all meet at the river. Some are predators, and others are prey. Take to the river to learn about life at the Okavango Delta on page 8 of our Nov.-Dec. issue.
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