Contents: 1 game board, 27 pieces (10x 1, 5x 2, 3x 3, 2x 4 and 5 each, 1x 6, 7, 8, 9 and 10 each), 1 set of instructions
For performing small arithmetical tasks (addition to 10), introducing simple fractions (2 halves, 3 thirds, 5 fifths) or for freely comparing equal sets.