How do you regroup the numbers on a grid and still keep the sums the same? Through clever counting and rearranging, discover how to build the same number with fewer and fewer units and learn to solve a unique family of addition puzzles.
Materials needed: pencil, graph paper (printout to be provided).
Registration | |
Registration fee | $0.00 |
Donation to support families in need | $15.00 |
Fee waived (for families with financial need; max 1 session per family) | $0.00 |