It's a calculator which can calculate a whole formula.For example ,you can only input "sin(2π)+23^(2+5)*3",and click "=" then the result will be worke …
A very fun game that involves bouncing the ball off the walls without breaking the ball with the skewers. Try to be the more rebounds against the wall …
Between the Netherlands and Germany are thousands of landmarks, which mark the frontier. It is the task of Kadaster, the Dutch Land Registry Office, t …