Puzzling Adventures: The Fair Way to Get a College Scholarship: Let's Make a Deal
How should teachers rank their students' performance?
Puzzling Adventures: You've heard of Sudoku. But what about Sudokill?
A computer science professor encourages his students to break Sudoku's rules
Puzzling Adventures: Snow Walkers--How to Clear Streets of Snow More Effectively
A fictional city grapples with the white stuff
Puzzling Adventures: Versatility for Another Planet: Making a Better Mars Rover
Spare parts mean more weight, more expense and less science. What if the redundancy worked differently?
Puzzling Adventures: What Happens When Sea Levels Rise? Wet Walls on Whit Island
Can you save a fictitious island's residents from being swept out to sea?
Puzzling Adventures: Alien Genetics
What if, on another planet, it took five parents to produce a brood?
Puzzling Adventures: Building the Perfect Alarm Clock
What if you could reengineer the buttons on your alarm clock to reduce the number of times you needed to push them to set it?
Puzzling Adventures: The Bermuda Toy Car Race
How to use remote-controlled cars to figure out the best way to get from Connecticut to Bermuda
Puzzling Adventures: River Run--How to Make the Most of Going Upstream
In this puzzle, figure out how fast each leg of your trip should be to make it as fast as possible