9780399220098 | Reprint edition (Putnam Pub Group, September 1, 1990), cover price $6.95 | About this edition: A town mouse and a country mouse exchange visits and discover each is suited to his own home.

9780399224478 | Putnam Pub Group, September 1, 1994, cover price $14.95 | About this edition: A rhyming treasure hunt where clues in each verse lead the reader through the illustrations to a surprise ending

9780152908812, titled "Trouble With Tyrannosaurus Rex" | Reprint edition (Houghton Mifflin, February 1, 1990), cover price $7.00 | About this edition: Ankylosaurus and Duckbill devise a plan with the other peaceful dinosaurs in their neighborhood to outwit and humiliate Tyrannosaurus Rex before he eats them all.

9780152908805, titled "Trouble With Tyrannosaurus Rex" | Harcourt Childrens Books, March 1, 1988, cover price $14.95 | About this edition: Ankylosaurus and Duckbill devise a plan with the other peaceful dinosaurs in their neighborhood to outwit and humiliate Tyrannosaurus Rex before he eats them all.

9780833548405 | Turtleback Books, October 1, 1999, cover price $17.25 | About this edition: Ankylosaurus and Duckbill devise a plan with the other peaceful dinosaurs in their neighborhood to outwit and humiliate Tyrannosaurus Rex before he eats them all.

9780152947897 | Harcourt Childrens Books, August 1, 1978, cover price $4.95 | About this edition: A young Indian warrior excitedly prepares for his first battle and dreams of glory but, once the battle is underway, he is overwhelmed by the horrors around him and the discovery that the enemy is much like himself

9780399235733 | Putnam Pub Group, June 1, 2001, cover price $15.99 | About this edition: Simple rhymes ask the reader to do a variety of things, such as count to twenty, identify animals by the sounds they make, and find hidden pictures.

9780399206696 | Putnam Pub Group, February 1, 1980, cover price $7.95 | About this edition: Henrietta encounters animals in various numerical groupings as she searches for her little red hen.