__ 4; Hasbro Four-in-a-Row Game
Puzzle 10 of The Moon Hard Pack
Question is: __ 4; Hasbro Four-in-a-Row Game
and the answer is: CONNECT
Word Meaning:
CONNECT — (intransitive, of an object) To join (to another object): to attach, or to be intended to attach or capable of attaching, to another object.
Definitions from Wiktionary.