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Dinosaurs such as Triceratops had deadly horns, bony frills, and sharp beaks. Some of these powerful plant eaters were so strong, they could knock ...

The human body is amazing. Your blood makes up about 8% of your body weight. On average, your heart will beat more than 3 billion times in your lif...

Travel back to a time when dinosaurs roamed. See meat-eating raptors hunt their prey. Watch giant long-necked dinosaurs tower over trees. Look at h...

Travel back to a time when dinosaurs roamed. See meat-eating dinosaurs hunt their prey. Watch giant long-necked dinosaurs tower over treetops. Look...

Smithsonian Little Explorer launches into space with Little Astronauts! Discover the history of space travel, the secrets of living in space, the s...

The My First Guides series offers introductions to a broad variety of high-interest topics. Detailed step-by-step instructions supported by photos ...

It''s cold, snowy, and icy. Winter is here! Celebrate the season with with lovely photos and a simple design that beautifully support early readers.

Winter is here! Grab your hat and mittens. Let''s make a snowman. Celebrate the season with with lovely photos and a simple design that beautifully...