He's quick. He's silent. He has five rows of deadly teeth. Chomp! Meet the shark-the fish who ruled the deep before dinosaurs roamed the Earth! This fish has soft cartilage so he can glide, twist, and turn before his prey can say "gulp!" He can smell a single drop of blood in 25 million drops of ocean. He can feel electricity given off by his prey. He will lose and replace more than 10,000 teeth in his lifetime. Cool photos bring kids into the

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Pull on your gloves and experience the science of trashology! It's all about the stuff that's thrown away: analyzing the waste produced by your school's cafeteria, understanding the decomposition rates of garbage bags, comparing the cost effectiveness of one-use batteries versus rechargeables.

Presents the stories of three animal workers, a dog that helps stranded dolphins, a monkey that aids a paralyzed man, and a rat that sniffs out land mines.

"In Courageous Canine, you'll read three true stories of amazing animal heroes. First meet Lilly, a playful pit bull who bravely pulled her owner from the path of a speeding train; two pods of dolphins that saved swimmers from the most powerful predator on the planet; and two gorillas that proved just how alike apes and humans really are. Follow along on their incredible adventures as these awesome animals save the day!"-- Provided by publisher.

A book of silly jokes, including knock-knocks, tongue twisters, riddles, traditional question and answer jokes, and more.

American soldier J. Robert Conroy befriended a stray dog with a stumpy tail while training to fight overseas in WWI. They bonded so closely that Conroy smuggled him to Europe, where Stubby accompanied Conroy's regiment on the Western Front, lending both his superior olfactory senses and amiable temperament to the war effort.

Introduces young readers to the wider world by exploring languages, landscapes, weather, animals, capital cities, mountains, deserts, and other landscapes, landforms, and more, including activities such as creating a mini-rainforest in a bottle and singing a simple song in Spanish. More than 100 colorful photos are paired with kid-friendly and age-appropriate maps along with basic facts about each continent.