Shazam, the Worlds Mightiest Mortal, swoops in to save the day in this DC Super Friends Step into Reading book with shiny stickers! Shazam, Wonder Woman, Superman, and the rest of the DC Super Friends star in this all-new Step 2 Step into Reading leveled reader that features a sheet of shiny stickers. Boys and girls ages 4 to 6 will love learning about the Worlds Mightiest Mortal in this fun reader with a shiny foil cover. Step 2 readers use basic vocabulary and short sentences to tell simple stories. Step 2 is for children who recognize familiar words and can sound out new words with help.