Introduces young children to the language of comparison, synonyms, and antonyms, and features pictures of animals in all shapes and sizes.

Unfold the flaps on every page and see what is the shortest, the fastest, the deepest, the tallest, the highest and the biggest.

Learn to recognize sizes and spatial relationships with Elmo and friends as they look at the zoo animals. The fold-out flaps illustrate concepts like long, longer, longest, and high, higher, highest. Includes a fun animal fact and an activity kids can do at home.

Albert, Wanda, and Cousin Pete are sneaking into the People Kitchen for food. Albert is the smallest mouse, so he gets the smallest bag . . . and the smallest piece of fruit. But Albert dreams of bagging the biggest piece of fruit in the whole kitchen . . . if only he can avoid the cat! (Math concept: Comparing Sizes: Big, Bigger, Biggest; Small, Smaller, Smallest)

The blue whale is the biggest creature on Earth. But a hollow Mount Everest could hold billions of whales! And though Mount Everest is enormous, it is pretty small compared to the Earth. This book is an innovative exploration of size and proportion.

Introduces differences in size by comparing groups of big animals, such as big turtles, wildcats, and ocean creatures.

An informative introduction to the "world records" held by fourteen members of the animal kingdom. Each spread portrays an animal that is the largest, slowest, longest lived. Readers can see the animal's size in relation to something familiar.