Originally published by Atheneum Books for Young Readers in 2003.

Otto must rescue a friend who is swept away by a gust of wind in this Pre-level 1 Ready-to-Read by New York Times bestselling author/illustrator, David Milgrim,

When Pip the mouse floats off with Otto the robot's balloon, Otto and Zee the Bee go to the rescue.

Otto runs, runs, runs in this Pre-level 1 Ready-to-Read by New York Times bestselling author/illustrator, David Milgrim. This is part of the award-winning, star

Meet Otto's friend, Pip. Pip wants Otto's balloon. Otto's balloon is very, very big. Pip is very, very small. So when Otto gives Pip his balloon, a breeze sweep