Description Can Bill Sell It? . Bill sells things. He can sell a mug and a doll. Can he sell a tub of mud? Len in the Hot Sun . It is a hot day at the beach. Can Len find the shade he needs? The phonemes /l/ll/ are featured in this title. Level 2 - Red books introduce simple letter-sound combinations. As each set of letters is introduced, children are encouraged to use their new knowledge to sound out and blend words. For example, they will learn to blend the sounds s-a-t to make the word sat.