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Guide

The clues define a single, 3-digit number from 100–999. New puzzle every day.

1. Read the clues — tap for an explanation

PRIME
The first digit
is a prime number

2. Open the digit boxes, remove ineligible digits

0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
Tap to remove
5

3. When 1 digit remains in each, submit your answer

Work out the number from 100–999.
New puzzle every day.

Puzzle #7 · 14 March 2026
Tap a box to eliminate possible numbers.
Archive
An experiment in AI-coding with Claude. It's on GitHub . Made with by Jamie Jamie and Dave.
© 2026 Jamie & Dave