Find out all about the different parts of the eyes and how they work together to make vision possible.

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

Let your child explore the vocabulary associated with Earth's landforms with this colorful word search.

Step up to the controls, Dr. Frankenstein -- the world is in need of a new creature!

Where do flower babies come from? Find the answers in this word search about plant reproduction!

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

Animal lovers, get acquainted with a very unique species, the okapi! Read this info-sheet to learn about why this animal is endangered.

There are many animals around the world whose lives or homes are threatened. Read about an endangered species from Africa with this info-sheet

Help your child read this page about the Sumatran rhinoceros, where they can color an illustration as they learn about why this animal is endangered.

Teach your child about an endangered species with this information page, all about the Forest Owlet. They can color as they read some interesting facts.

Introduce your student to an endangered species, Przewalski's horse, with this information sheet. They can color the illustration as they read.

Get in tune with nature, and read a bit about an endangered species of animal, the Black-footed Ferret. Your child can color an illustration as he reads.

Help your child understand why it's so important to take care of the environment with this info-sheet about an endangered species: the spectacled bear.

Introduce your child to a fascinating new animal, the Baird's tapir. This is just one of many endangered species around the world.

Get to know one of the most unique and colorful monkeys, the red-shanked douc langur. Read about why they are an endangered species with this info-sheet.

Kids can explore ideas of storytelling and science as they fill in this comparison grid with their opinions. Start a conversation of ideas with this worksheet!