When natural disasters happen they grab headlines around the world. People, creatures, and the environment are all impac... MoreNatural Disasters: Investigate the World's Most Destructive Forces with 25 Projects
To a child, a city is a chaotic, vibrant community whose workings can seem quite mysterious. How did people create subwa... MoreCITIES: Discover How They Work with 25 Projects
Kids love stories about underdogs, and the American Revolution is among the most famous of these tales. Desperate to be ... MoreThe American Revolution: Experience the Battle for Independence
When natural disasters happen they grab headlines around the world. People, creatures, and the environment are all impac... MoreNatural Disasters: Investigate the World's Most Destructive Forces with 25 Projects
Explorers of the New World: Discover the Golden Age of Exploration offers a fascinating look at the explorers and their ... MoreExplorers of the New World: Discover the Golden Age of Exploration With 22 Projects
In The Great Depression: Experience the 1930s From the Dust Bowl to the New Deal, readers ages 12 to 15 investigate the ... MoreThe Great Depression: Experience the 1930s from the Dust Bowl to the New Deal
If our vision improved one million times, we would be able to see microbes in the air, on our skin, in the soil, in wate... MoreMicrobes: Discover an Unseen World
Revised in 2012 Maya: Amazing Inventions You Can Build Yourself introduces readers ages 9--12 to the world of the ancie... MoreMaya: Inventos Increibles que Puedes Construir tu Mismo
Revised for 2012 Maya: Amazing Inventions You Can Build Yourself introduces readers ages 9--12 to the world of the ancie... MoreMAYA: Amazing Inventions You Can Build Yourself
About 200,000 years ago, humans arose as a species on the continent of Africa. How did they get to the rest of the world... MoreHuman Migration: Investigate the Global Journey of Humankind
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