Why can't a bicycle stand on its own? It's two-tired.
More from Mabuhay Net

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

Do Not Press
Whatever you do, you must not press the red button.

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

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