What do ostriches and penguins have in common? In this text, kids compare and contrast facts about these two kinds of flightless birds.

Kids compare the sizes of animals and plants in this leveled book.

This activity works on both literacy and life science at the same time for fast, efficient practice, featuring a table of contents and new vocabulary.

Work on science and reading at the same time in this digitally-savvy reading exercise that's all about our solar system.

Reach for the stars with this interactive story about the solar system that works on science and literature learning at the same time.

Reach for the stars with this interactive story that works on science and literature learning at the same time, made for beginning readers.

Learn all about apples in this leveled book that works on both reading and life science skills at the same time.

What do each of your five senses do? Find out in this activity that works on both reading skills and life science learning at the same time.

Measurement practice gets an upgrade in this sweet story about two robots competing in a high-flying battle.

Help your student gain confidence with reading new vocabulary and short sentences in this leveled book about two friends.

Short and long vowels team up for the short story about two friends that have a whole bunch of items with vowels in them.

Advancing readers can learn about the human body -- and practice reading, too -- in this two-in-one activity all about Rhianne and the way her body works.

Learn about the human body -- and get some reading practice, too -- in this two-in-one activity where kids will read about Rhianne and the way her body works.

Learn about comparing numbers with these mischievous troll brothers.

This leveled book goes over opposites and works on higher-level reading skills for kids who might need a bit of a challenge.

Get to know the many different kids of clouds in this leveled book from the education experts at Education.com.

Learn about the benefits of teamwork in this interactive story featuring your favorite Education.com characters, Roly and Cuz-Cuz.