Wes Carroll Tutoring & Coaching Blog
22: Split the check
Last week, two of my friends and I went to a restaurant and had a lovely meal. We decided to evenly split the check, so ...
A Different Kind Of “Underserved”
What if the 32nd individual on the planet to achieve a nuclear-fusion reaction were only 14 years old? It's not science fiction. And the article ...
The Power Of The Nudge
My friend and colleague Jai Flicker just posted this lovely essay on the time he knew just what to say to a student to make ...
Podcast – 21: The faulty odometer
A faulty car odometer proceeds from digit 3 to digit 5, always skipping the digit 4, regardless of position. For example, after traveling one mile ...
Podcast – 20: The middle digit
How many three-digit numbers satisfy the property that the middle digit is the average of the first and the last digits? // Spiciness: ** out ...
Podcast – 19: The token tax
A game is played with tokens according to the following rule. In each round, the player with the most tokens gives one token to each ...
Podcast – 18: The circular track
Brenda and Sally run in opposite directions on a circular track, starting at diametrically opposite points. They first meet after Brenda has run 100 meters ...
Podcast – 17: The red one
My perpetually tricky friend told me that while she was walking through town she saw four particularly vibrant houses. There was an auburn one, a ...
Podcast – 16: In 80 days
A friend of mine told me that she can walk a mile south, a mile east, a mile north and end up back home. I ...
Podcast – 15: Coats of paint
Working alone, I put two coats of paint on a wall, one before lunch and one after. Yesterday, I began at the usual time. Two ...