Including over 30 stickers, this an all-new Step 3 Step into Reading leveled Reader is based on Nickelodeon's Kamp Koral: SpongeBob's Under Years-- Can SpongeBob and Patrick handle babysitting Narlene's wild little brother Nobby? And should they be worried when he's too well behaved? Children ages 5 to 7 who love Nickelodeon's new animated series will enjoy this super-silly Step 3 Step into Reading leveled reader that comes complete with over 30 stickers. Step 3 readers feature engaging characters in easy-to-follow plots about popular topics. For children who are ready to read on their own.