Inside a cozy nest, a tiny chick has just hatched from an egg. The baby bird cannot see, walk, or fly, but he is soon begging his mom and dad for food. Explore the world of a baby cockatiel!

In a cozy den in a bamboo forest, there lives a tiny baby bear. The little baby cannot see or walk. She stays warm by snuggling up to her mom's big, furry body. Explore the world of a baby giant panda!

What animal defends itself by squirting blood from its eyes? Which creature covers its enemies in slime? And just why do some beetles smother themselves in poop? Be prepared to be grossed out and amazed by a world of disgusting animal defenses.

When you open a book, you see words and pictures. When you play sports, you see the ball whizzing toward you at high speed. All day, every day, your sense of sight is hard at work. Explore how your eyes, nerve cells, and brain work as a team to help you see the world around you.

When someone strums a guitar, you hear music. When you chat with your friends, you hear their voices and your own. All day, every day, your sense of hearing is hard at work. Explore how your ears, nerve cells, and brain work as a team to help you hear the thousands of different sounds in the world around you.

When you sniff some milk that's bad, you smell the horrible, sour smell. When freshly baked cookies come out of the oven, the smell is wonderful. All day, every day, your sense of smell is hard at work. Explore how your nose, nerve cells, and brain work as a team to bring you thousands of different smells.

When you open a book, you see words and pictures. When you play sports, you see the ball whizzing toward you at high speed. All day, every day, your sense of sight is hard at work. Explore how your eyes, nerve cells, and brain work as a team to help you see the world around you.

When you stroke a kitten, you feel its soft fur. When you put a forkful of scorching-hot food into your mouth, you feel a burning pain. All day, every day, your sense of touch is hard at work. Explore how your skin, nerve cells, and brain work as a team to help you feel the world around you.

When you stroke a kitten, you feel its soft fur. When you put a forkful of scorching-hot food into your mouth, you feel a burning pain. All day, every day, your sense of touch is hard at work. Explore how your skin, nerve cells, and brain work as a team to help you feel the world around you.

When you take a bite of an apple, you taste sweet fruitiness. When you lick an ice-cream cone, your mouth is filled with icy-cold creamy flavors. All day, every day, your sense of taste is hard at work. Explore how your tongue, nose, nerve cells, and brain work as a team to help you enjoy the food and drinks that you love.

When you sniff some milk that's bad, you smell the horrible, sour smell. When freshly baked cookies come out of the oven, the smell is wonderful. All day, every day, your sense of smell is hard at work. Explore how your nose, nerve cells, and brain work as a team to bring you thousands of different smells.

When someone strums a guitar, you hear music. When you chat with your friends, you hear their voices and your own. All day, every day, your sense of hearing is hard at work. Explore how your ears, nerve cells, and brain work as a team to help you hear the thousands of different sounds in the world around you.