Learning Resources ABC Puzzle Cards. Build new preschool readiness skills, one piece at a time. Get your little ones learning and playing at the same time with the ABC Puzzle Cards from Learning Resources. This set of 26 colourful two-piece puzzles helps kids master early alphabet and language skills through brain-teasing puzzle play. Each matching puzzle features one letter of the alphabet (in uppercase and lowercase form) and a vocabulary word one piece, and a full-colour illustration of the word on the other; from apple to zebra, your kids will pick up new language skills as they play. Designed with little ones in mind, each puzzle is self-correcting, which makes it easier for kids to puzzle out the one right answer. Each set of ABC Puzzle Cards comes in a sturdy reusable box that doubles as a storage container when playtime is done. Ages 3+.