"A collection of seven Step 1 and Step 2 early readers"--Title page.

"The works in this collection were originally published separeately in slightly different form by Random House Books for Young Readers as Meet Tracker! in 2016; Mission PAW, The Spooky Cabin, Everest Saves the Day!, and Rubble's Big Wish in 2017; and Up in the Air!/Under the waves! in 2018"--Colophon.