Aluminum container dimensions: 7 by 5 by 1 inches. Recommended for ages 3 plus. Includes 10 back-to-back flashcards (front: number puzzle, back: equations), colorful wooden couting sticks, wooden number puzzles, and marker.
Good introduction to numbers and early maths: addition and subtraction. Flashcards can also be used as practice cards: write and wipe clean after every use.