Purpose:
Sequin board A - To teach the names 10-19.
Sequin board B - To teach 10 - 99.
Description:
Board A consists of a board with nine 10's printed one below the other. The board is slotted so that a set of loose cards with the figures 1 to 9 can be slipped over the "0"s of the tens. Board B consists of two slotted boards with the figures 10 - 90 printed on below the other. The boards are slotted so that loose number cards 1 to 9 can be slipped over the "0"s.