Similar to Numbers Primer except it adds the various combinations of 1 to 10 and graphically illustrates the quantities and their sums. 16K.
Addition Primer
The Authoritative Website for Timex/Sinclair Computers
The Authoritative Website for Timex/Sinclair Computers
Similar to Numbers Primer except it adds the various combinations of 1 to 10 and graphically illustrates the quantities and their sums. 16K.