Get ready to spy and learn with Number Spy & Learn Puzzle. The puzzle comes with a set of flashcards and a magnifying glass. These are large jumbo puzzles and the finished puzzle measures 2ft x 3ft. It helps improve observation skills and are great learning resource for visual learners. In the growing world of electronic distractions, concentration building games are the need of the hour. Get creative and play scaffolding games, arranging the flash cards in the order of the numbers and also matching the numbers to the pictures in the puzzle.