In this math problem illustrated by Gergely Dudás, a cartoon bear sits in front of a fill-in-the-blank equation, which requires figuring out which symbols go between the four numbers.
Challenge your vision and attention to detail with this cactus seek-and-find brain teaser, which has a green apple hidden among an array of cacti. How fast can you solve the puzzle?
Challenge your vision and attention to detail with this spot-the-difference challenge, which includes eight differences within two images of a perfect spring setting. How fast can you find them?