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.
Games

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

The World's Easiest Game
Because the world's hardest game is way too hard.

Pac-Man Made Easy
Because being chased by ghosts is way too hard.

Word Magnets
Just like word magnets you might find on a fridge, but online!
Puzzles
Toothpick Equality
Add a single toothpick to form a mathematically true equality.
Doorways
Travel through all the doorways exactly once.
Connect the Colors
Connect the colors without crossing lines.
Connect the Dots
Draw four straight lines, without lifting your imaginary pencil, that touch all nine dots in the grid.