3-Place Counter[Blocks are NOT included] SKU for one unit: 400 0435 This product pairs with the Block of 1000, but can be used very nicely with a Block of 100. The 3 Place Counter is perfect for learning place value. Students organize blocks by size, with ones on the right, tens in the middle, and hundreds on the left; connecting the physical quantity to how it is written. The dry erase board is great for practicing writing numbers. The real magic of the 3 Place