Mrs. 0 moved right on nonetheless, saying that it " . . . is very important that you read the numbers with your hands." This was a matter to which she returned many times during the lesson; she kept reminding the children to put their little hands first on the beans on the white square, and then on the little cups on the blue square, as they in canted the mathematical chants. It was essential that they manipulated the concrete materials. Whenever she spotted children who were not palpitating beans and cups, she walked over and moved their arms and hands for them.