Burning two ropes each of which takes exactly 1 hour to burn fully, you have to measure a time of exactly 45 minutes. Solve the riddle in 10 minutes.
4 Prisoners and Hats Puzzle: Alien chief offered a game of freedom or death to his 4 prisoners. Each will wear a hat and guess its color. Can anyone win?
In the seven squares figure of matchsticks, move 3 matches to make 5 equal squares. No match should be overlapping or left hanging. Time to solve 20 mins.
Remove 4 matches to leave 4 equal triangles with every matchstick as a part of a triangle. Time to solve 15 minutes. Have a try. It's a fun puzzle.
In the matchstick figure, move 4 matches to make 5 triangles with no match kept hanging not being a part of a triangle. Time to solve 15 minutes.
From a hexagon of matchsticks move 2 matches and add 1 to make 2 diamonds. Time to solve the tricky matchstick puzzle is 5 minutes.
Half a poodle riddle: Once from her latest litter of French poodles, Sonia sold half of the litter and half a poodle to the local pet shop...read on...
How many addition signs should be put between digits of 987654321 to equal 99? Where should they be placed? Time to solve 10 minutes.
Cherry in the glass puzzle: Move 3 matchsticks to take the cherry out of wine glass. Second puzzle is harder: Move 2 matchsticks to take the cherry out.
Move 2 matches to make 7 squares and move 8 to make 6 squares. Total time to solve the pair of challenging matchstick puzzles is 20 minutes.
