Blastoff! readers. Spotting differences

"Developed by literacy experts for students in kindergarten through grade three, this book introduces penguins and puffins to young readers through leveled text and related photos"--.

"Developed by literacy experts for students in kindergarten through grade three, this book introduces alligators and crocodiles to young readers through leveled text and related photos"--.

Hop, hop! Is that a frog or a toad jumping down on the ground? Many people have trouble telling these lookalikes apart! In this title, simple text and bright photos introduce the physical and behavioral differences between frogs and toads. A side-by-side comparison feature summarizes and reinforces the content. Young readers will be amphibian experts in no time!.