A Letter Sequence

O T T F F S... What is the next letter?

Hint: Try to connect this to a sequence of numbers.

Solution: Each letter is the first letter of the basic numbers. One, Two, Three, Four, Five, Six...so the next letter is S for Seven.

Try another riddle

Games

LOST Swan Timer

LOST Swan Timer

Every 108 minutes, the button must be pushed.

Land the Boat

Land the Boat

Don't hit the walls, or you'll sink!

Word Magnets

Word Magnets

Just like word magnets you might find on a fridge, but online!

Do Not Press

Do Not Press

Whatever you do, you must not press the red button.

More games

Puzzles

Toothpick Squares

Toothpick Squares

Move two toothpicks to form exactly four squares instead of five.

Connect the Colors

Connect the Colors

Connect the colors without crossing lines.

Connect the Dots

Connect the Dots

Draw four straight lines, without lifting your imaginary pencil, that touch all nine dots in the grid.

Toothpick Equality

Toothpick Equality

Add a single toothpick to form a mathematically true equality.

More puzzles