Visually introduce basic math concepts such as counting, comparing quantities (greater than, less than, as many as), creating and completing sequences, addition and subtraction, and number combinations up to 5 with this set of 20 plastic frames 19 x 4.5 cm, 10 green and 10 yellow, which can be connected horizontally, and 100 double-sided red and blue 2.5 cm plastic counters.
Age: 5 +