Billy looks at two identical strings of beads, one stretched out in a line and the other heaped in a small pile. His ability to recognize that although the beads look different they are not different in number is called ________.

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The Answer of Billy looks at two identical strings of beads, one stretched out in a line and the other heaped in a small pile. His ability to recognize that although the beads look different they are not different in number is called ________.

Billy Looks at Two Identical Strings of Beads, One Stretched