A little mental maths
Find the missing answer.
37 + 28= ?
37 + 28 = 65.
CHALLENGE NO. 31 · CLOSEDPuzzles for
Puzzles for
4 October 2026.
The six questions everyone saw that day, with answers and explanations.
4players finished
0:25median time for a perfect six
Make it make sense
Unscramble the letters. Clue: an opening in the earth that can erupt lava.
ANOVOLC
VOLCANO — an opening in the earth that can erupt lava.
Find your rhythm
Which number comes next?
271217?
Add 5 each time. The next number is 22.
Keep the numbers moving
Find the missing number.
6 × ?= 54
6 × 9 = 54.
On the same wavelength
Choose the closest meaning.
EXPAND
expand means enlarge.
One last connection
Follow the pattern. What comes next?
5102040?
Double each number. 40 × 2 = 80.
Correct answers rank first and elapsed time breaks ties, so a careful six beats a fast five. Read how the puzzles are made or report an unclear question with this date.