This game says on the back that it's for all ages but I think this was from 1962 and I don't know that they had such a big emphasis on choking hazards so I listed it as 12 and up.

The Vintage Twixt Board Game by Avalon Hill is a classic strategy game designed for two players, making it ideal for adults and older teenagers. Released in 1962, this game challenges players to outwit their opponent using clever tactics and strategic gameplay. With a gender-neutral design and a vintage appeal, Twixt offers a timeless and engaging experience for game nights or leisurely solo play. Made in the United States, this complete game set is a must-have for board game enthusiasts looking for a fun and strategic challenge.