150 books • 54 series
The 100 Hats of the Cat in the Hat A Celebration of the 100th Day of School (Cat in the Hat's Learning Library)
Have No Fear! Halloween Is Here! (Step Into Reading - Cat in the Hat Knows a Lot about That - Level 2(library))
Have No Fear! Halloween is Here! (Dr. Seuss/The Cat in the Hat Knows a Lot About (Step Into Reading) (Step Into Reading - Cat in the Hat Knows a Lot about That - Level 2 (Quality))