The Vintage "NUMBER MASTERMIND" Game from 1976 by Invicta is a classic board game that challenges players to outwit their opponent with strategic gameplay. Suitable for 2 players, the game involves deducing the correct sequence of numbers using clues from the opponent. Made of cardboard, paper, and plastic, the game is designed for ages 8 and up, making it a fun and engaging activity for both children and adults. With its British origin and family-friendly theme, this game is a timeless favourite that encourages strategic thinking and competitive spirit.