Kathleen Weidner Zoehfeld

Answers questions about the ocean, from its shallow waters to its deepest and most mysterious parts.

In simple text, presents the three states of matter, solid, liquid, and gas, and describes their attributes.

Describes such animals as snails, turtles, and crabs, which live in shells and use these coverings as protection.

Even though Mount Everest measures 29,028 feet high, it may be growing about two inches a year. A mountain might be thousands of feet high, but it can still grow taller or shorter each year. Mountains are created when the huge plates that make up the earth's outer shell very slowly pull and push against one another. Read and find out about all the different kinds of mountains. The earth's continents rest on plates that move slowly across our planet's...

Grades 4 to 6.

Are you like a cat? You don't look like a cat. But you and a cat have something in common: You are both alive. People and plants and animals are all alive, but is a doll alive? Or your tricycle? How can you tell? Read and find out what makes something alive, and what all living things need to stay healthy. This nonfiction picture book is an excellent choice to share during homeschooling, in particular for children ages 4 to 6. It's a fun way to learn...

The true story of Howard Carter's search for King Tut's tomb.

Follow along with National Geographic explorer Brady Barr as he crawls into a muddy hole just barely big enough for his shoulders, and comes face to face with thirteen crocodiles! Laugh out loud as you learn how to catch a crocodile using shoe laces and underpants. Read in anticipation to find out what happens when you put a 600-lb crocodile on an airplane in just a flimsy wooden crate. These action-packed stories and more will engage readers and...

An introduction to rocks and minerals including how they are formed.