<p>A concrete representation of a decimal system 1 to 1000, which demonstrates place value and the concept that a decimal category cannot exceed nine. This set includes 9 individual unit beads, 9 bars of 10, 9 squares of 100, 1 cube of 1000, 3 wooden boxes, 1 wooden unit tray, and a wooden tray that contains the whole set. (For age 3-6)</p>