K – CN – PP8

What number is smaller: 9 or 6? Show your thinking.

K – CN – PP9

What number is smaller: 4 or 3? Show your thinking.

K – PN – PP4

Does the total count remain the same if 5 is broken into 2 and 3? Explain.

Subscribe To Our Newsletter

Join our mailing list to receive the latest news and updates from Dr. David Costello.

You have successfully subscribed!