Red Fish and Blue Fish aren't afraid to go high and low in this Step 1-leveled reader, based on the animated Netflix series Dr. Seuss's Red Fish, Blue Fish! When a cute little kitten gets stuck at the top of a tree, Red Fish and Blue Fish go from low to high to save the day! Follow along in this Step 1-leveled reader based on the animated show from Netflix: Dr. Seuss's Red Fish, Blue Fish ! Step 1 Readers feature big type and easy words. Rhymes and rhythmic text paired with picture clues help children decode the story. For children who know the alphabet and are eager to begin reading.