28 riddles
Video riddles
Glass Overlay: Slide and Cancel
Shaded Part: Tilted Square
Flip, Then Turn
Mirror Clock: 13:31
How Many Routes: One Cone
Longest Roman Year
Two Candles: 20 cm and 15 cm
Flatbread Pan
Hands Apart: 3:30
Inside the Loop: The Trapped Gem
Lighthouse Flashes
Old Phone Keys: Biggest Number
Fewest Tokens: Pay 11
Square, Circle, X
Fewest Tokens: Pay 18
Lamp Code: Show 22
Fewest Tokens: Pay 14
Word Ladder: Grain to Trait
Which Tank Fills?
The Lake Word
Flip-Flop Gates
Turn the Crank
