Tell me WHY video encyclopedia

This volume answers questions children ask about flowers, plants, and trees. Included are questions such as: When did plants appear on earth? What are bacteria? Why is chlorophyll important? How do seeds grow? How many different kinds of grasses are there? Why do flowers have different scents and colors? How do trees grow? What are hardwoods and softwoods? How do mushrooms grow?.

This volume answers questions children ask about Mammals. Included are questions such as: Why are whales considered mammals? Can seals live underwater? What is a dolphin? Why does the kangaroo have a pouch? Do polar bears hibernate? Why do elephants have big ears? Why do bats hang upside down? Is the chimpanzee a monkey?.

This volume answers questions that have always puzzled children about water and weather. Included are questions such as: Why do we have different seasons? How does the weatherman know what to say? What is a rainbow? Why does thunder follow lightning? What is the difference between a hurricane and a tornado? Why do winds have different names? What is dew? Why do snowflakes have six sides? What is water? How were the oceans formed? What is the Gulf Stream? What is the deepest ocean?.

This volume answers questions about Gems, Metals, and Minerals. Included are questions such as: What is erosion? How many different kinds of rocks are there? What is coal? What is an alloy? Is all mining the same? What is chalk? What are birthstones? What is a precious gem?.

This volume answers questions about Space, Earth, and Atmosphere with interesting footage from NASA and leading planetariums and institutions. It answers questions such as: How big is the universe? What makes the stars shine? How many galaxies are there? Why does the moon have different shapes? Do other planets move like the earth? Were the continents ever joined together? What is air? How do clouds stay up in the sky?.

This volume answers questions about Americana, such as: How did Lafayette help the United States? What was the original name of New York City? What was the Louisiana Purchase? What were the original thirteen states? How do you fold the American flag? When did the Liberty Bell first ring? Who was the first President to live in the White House? What is the Lincoln Memorial? How many branches of the Armed Forces are there? How old is the Supreme Court?.

This volume answers questions children ask about Birds and Rodents...Included are questions such as: Why do birds have feathers? Why does a male bird have brighter colors than the female? How far do birds migrate? What bird lays the largest egg? How do parrots talk? What is a gerbil? Are there squirrels in other countries?.

This volume explores the wonderful world of Animals and Arachnids. It answers questions such as: Why do dogs bury bones? Does a leopard lose his spots? Why are horses ridden with a saddle? Does a cow have four stomachs? Can you tell a deer's age from his antlers? What is the spider's web made of? Are tarantulas poisonous?.

This volume answers questions children ask about flowers, plants, and trees. Included are questions such as: When did plants appear on earth? What are bacteria? Why is chlorophyll important? How do seeds grow? How many different kinds of grasses are there? Why do flowers have different scents and colors? How do trees grow? What are hardwoods and softwoods? How do mushrooms grow?.