Calculus, Trigonometry, Logic ; Difficulty: hard A Thanksgiving themed puzzle from The Riddler: The Projectile Turkey From this week’s Riddler Classic comes an interesting projectile motion question. Trig the turkey cannot
Logic; Difficulty: hard Yet another Prisoner–Warden–Hats conundrum This is from this week’s Riddler: a particularly tough variant of the Prisoner-Warden class of problems. Four people are trying to escape from
Probability, Logic: Medium The Genie’s magic stick This is from this week’s Riddler: One day you stumble across a magic genie, who says that if you play a simple game
Geometry, Probability, Calculus: Medium/Hard Geometry-Probability Problem This math question was sent to me by my friend and puzzle fiend Sandi Sandman who in turn got it from The Riddler: You
Probability: Easy Probability Puzzle This was featured last week on FiveThirtyEight’s Riddler Classic: apparently inspired by Netflix’s breakout hit The Squid Game. I am yet to see that show: undecided
Matthew Bothwell ★★★★★ 4/5 Non Fiction: Science; Cosmology Matthew Bothwell takes you on a grand tour of the universe (and its unknown mysteries) Note: This is a no obligation honest
