Sesame Street Workbooks Preschool (Set of 4 Workbooks -- Alphabet , Letter Sounds, Numbers and Colors) Learning Educational Activity Workbook. Sesame Street learning tools are designed to help your child develop and grow. Sesame Street ABCs, Colors, Numbers and Letter Sounds! Includes 4 Sesame Street workbooks, with 32 pages each. Each Sesame Street workbook is filled with learning activities. These Sesame Street books are perfect gift for any toddler or child!