Newton said a Luna Play Spot unit costs about $20,000. The system offers about 25 different games like memory tests, reaction timing games, rhyming games and a code breaker game that requires ...

Spot the Difference images present readers with two identical pictures. At first glance, the pictures appear identical, but ...

Sharpen your mind with a quick spot-the-difference challenge! Two seemingly identical images of a sleeping old man hide three ...