Yellow Door Tactile Array Stones

This appealing set of 15 counting stones displays irregular number arrays from 1 to 5, using three different patterns of indented circles to represent each number. The tactile nature of the stones means they are perfect for sensory math investigations and can be used outdoors, including in water, sand and mud. The stones will help children with counting, number recognition, learning that numbers can be represented in a range of ways, subitizing, and number bonds. Contains 15 stones in three shades, measuring approximately 2". Safe for age 2+.   Special Shipping Information:  This item ships separately from other items in your order.  This item cannot ship to a P.O. Box.  This item may be subject to additional processing days.   Item is not eligible for expedited shipping.    You may initiate a return for unused items within 30 days, if the items are in original packaging with all original materials included with the shipment.