This unique, piano-style keyboard feels like nothing else out there...but beyond that doesn't offer much distinction.

Get a complete 5-month CBSE Class 12 Maths study plan with week-wise and day-wise timetable. Discover toppers study plan here ...

Lateral-thinking puzzles fall into the latter category. Among the trickiest riddles out there, these brain games will give your noggin a serious workout. That’s because they’re not as clear-cut as ...