Optical illusions are pictures that make our brains see things that aren’t really happening. Our eyes and brain sometimes interpret them in the wrong way. Can you figure out why these cubes look like ...

Mental rotation is the ability to rotate mental representations of objects in space. Shepard and Metzler’s shape-matching tasks, frequently used to test mental rotation, involve presenting pictorial ...

Spatial abilities are important cognitive skills that are used in various everyday tasks, such as learning the environment, and during academic activities. How we determine that figure objects have ...