Face-Hiding Game for Infants
Puzzle 20 of Staying close Pack
Question is: Face-Hiding Game for Infants
and the answer is: PEEKABOO
Word Meaning:
PEEKABOO — (games) A game for a small child in which one covers one's face, then suddenly reveals it, saying "Boo!" or "Peekaboo!".
Definitions from Wiktionary.