[S3 Maths and Up: Trigonometry] Not exactly the shortest short path problem, but definitely a short shortest path problem. Kept you...

[All levels - Logic] Would you happen to know what a contradiction is? Are you comfortable with contradictions? I certainly am not. They...

[S3 and up Social Studies: Jakarta] The title is supposed to be a joke on how there was a movie called Japan Sinks, though I would guess...