Here's an interesting puzzle: A cabinet with ten drawers, each numbered 1 to 10, stands in an otherwise empty room in a prison. The warden enters the room, writes the name of 10 different inmate numbers on separate cards & distributes the pieces randomly so that each drawer contains one prisoner's unique number. Said inmates with their numbers placed were invited to a room in shackles. They're tasked to enter the room, one after the other, and given 5 tries (opening 5 drawers
[S1 Science / S3 Physics: Density and Buoyant Force] Hey, happy holidays! You might have seen a while ago that your friends were toying around with a stickman that comes to life. How is that possible? Well, only one way to find out, isn't there? Steve Mould is here to give your dry erase markers an all-new purpose. You can enjoy this cool science trick with the whole family for the holidays.
[P6 - S2 Maths: Circles] Hey, hope you enjoyed the two-week suspense. Please don't agonise over it like my kids did. Kept you waiting, huh? Haha. Here's the solution as promised: Wow, that's a mouthful! Thankfully, Professor Ben Sparks has a much more geometric (and intuitive) explanation, right here: Isn't it wonderful how the event horizons intersect and allow the duck / mouse to escape? For those interested in higher level mathematics, the predator will always win if thei