Explores the evolving history of immigration to the United States, a long saga about people coming first in search of food and then, later in a quest for religious and political freedom, safety, and prosperity.

Greg Tang follows up the fun, innovative, New York Times bestseller GRAPES OF MATH with his second uproariously punny math book -- this time with a theme of seasons and a focus on groups of fives. Your challenge is to find the sum Without counting one by one Why not count? It's much too slow -- Adding is the way to go! Make clever groups before you start -- Then add them in a way that's smart! MATH FOR ALL SEASONS will challenge every kid -- and every...

Contains facts about hammerhead sharks and bull sharks, comparing such aspects as their sizes, brain structure, and abilities.

Contains facts about polar bears and grizzly bears, comparing such aspects as their sizes, brain structure, and abilities.