1: "Test Your IQ: Find the Hidden Faces!"
2: "Are You a Genius? Spot the Hidden Faces!"
3: "Can You Spot the Three Faces in 10 Seconds?"
4: "Challenge Your IQ: Find the Hidden Faces!"
5: "Put Your IQ to the Test: Hidden Faces Await!"
6: "Unleash Your Genius: Find the Hidden Faces!"
7: "Think You're Smart? Find the Hidden Faces!"
8: "Prove Your IQ: Spot the Three Hidden Faces!"
9: "Show off Your IQ: Can You Find the Hidden Faces?"