Just like young children, ducklings enjoy running, swimming, and searching for snacks. When they see mom start to waddle away, they quickly form a single-file line behind her. Better catch up More →
Grade 2
1589 records found. Displaying 1345 - 1356.
Snow leopards are big cats that live high up in the Himalayan Mountains. These spotted felines are powerful jumpers, leaping as far as 30 feet in one jump! Find out more about these elusive… More →
Hummingbirds are as beautiful as they are talented. Beating more than 50 times per second, their wings create a humming sound as they hover and speed through the air. Not only can… More →
Massive aircraft carry space station components, multiple school buses, and even smaller airplanes! The world’s largest airplanes are more than 20 feet longer than the Wright brothers’ famous More →
Groundhogs are big rodents—the largest in the squirrel family, in fact. They spend summers eating grasses, plants, and fruits before hibernating during the winters in underground burrows.… More →
At nearly 30 feet long and 14 feet high, these massive tractors tear up fields with incredible power. After a day of ripping cropland, the points even glow red hot! Young readers will harvest More →
Measuring 1,300 feet long, the world’s biggest ships are more than 300 feet longer than the famed Titanic! These shipping vessels are so big their loads of containers, stacked on end, would… More →
Reaching more than 20 feet and 2,000 pounds, the crocodile is the largest living reptile in the world! These endangered creatures spend their days resting on land or floating in swamps or… More →
Huge blades, giant tracks, and powerful engines enable these colossal bulldozers to wipe out anything in their paths. They can even move 90 cubic yards of material per pass! Plow through more More →
These thumbless mammals swing from branch to branch in the tropical rain forests of Central and South America. Spider monkeys are wildly social animals that sleep and eat in groups called… More →