Truth-teller case
Rookie
D 258
Katya and the Astronomers
At Meridian Hill Observatory, the comet photographs were taken from the darkroom a day early. The astronomers who were there each either always tell the truth…
Liars of Meridian Hill
At Meridian Hill Observatory, the comet photographs were taken from the darkroom a day early. The astronomers who were there each either always tell the truth or always lie — there is no in-between. From their statements alone, work out which is which.
- Kind
- Truth-teller case
- Difficulty
- D 258
- Tier
- Rookie · D 100–399
- Worth
- 26 pts for a clean solve
- Par time
- 1:39
- Technique
- Depth 2
Points for solving; rating never moves in free play.
More like this
Truth-teller case
Rookie
D 258
The Gull Rock Lighthouse Deception
At Gull Rock Lighthouse, the lamp log was altered after the storm. The keepers who were there each either always tell the truth or always lie — there is no…
Truth-teller case
Rookie
D 258
The Nightingale Express Statements
At the Nightingale Express, a first-class ticket stub went missing from the conductor's pouch. The train staff who were there each either always tell the truth…