3 years & up. Simple picture matching paired with letter and word recognition promotes early reading skills. Set of 26 puzzles, 1 puzzle for each letter of the alphabet. Each puzzle contains 5 puzzle pieces with a picture of an object or animal that begins with that specific letter. Each puzzle measures 8 1/2" x 6 3/4". Set also comes with a 26 slot wire puzzle rack so the complete set can be stored neatly and kept organized.