Rules

Guess the Flex WORDLE in 3 tries. After each try, the color of the tiles will change to show how close your guess is to the solution.

If the tile becomes GREEN, your number or operation is located at correct place. If the tile becomes RED, your number or opeartion exists within the expression, but at different place.

Joke Of The Day

Dane Cook: In the Year 3000

On This Day

Traffic signal In 1910, the first U.S. patent for a traffic signal was issued to Ernest E. Sirrine for a "Street Traffic System" (No. 976,939). Sign arms were mounted crosswise on a post at a road intersection, rotating to showing "Stop" and "Proceed" signs alternately in each direction. The motor that turned the sign operate automatically or controlled by a policeman at the side of the road. Additional signs at intersections on parallel streets could be wired to operate simultaneously. The signs were on glass panels to be illuminated by electric lights behind them. M.H. Flaherty had filed a different design seven months earlier, but its patent was issued later as No. 991,964 on 9 May 1911.«

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