Mathematics
A Teens Board, showing the numerals '10' through '19'.
Two boxes consists of lids and numeral 10 printed on nine of the number slots, and 9 wooden tablets where the numerals 1-9 printed on them.
Two Tens Board, showing the numerals '10' through '99'.
Two boxes consists of lids and numeral 10-40 printed on one box and 50-90 printed on the second box.
The boxes consists of nine movable wooden tablets numbered 1-9.
Mathematics | Decimal System