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

Best Classroom April Fools Prank EVER

On This Day

Metre In 1889, the third legal definition of the metre was adopted at the Paris General Conference. An international prototype metre bar was made of a 90-10 platinum-iridium alloy with an X cross section to minimize flexing. The metre was defined as the distance measured between two lines on the bar at the temperature of freezing water, 0°C. The alloy ingot was made possible by a high-temperature furnace devised by Henry Sainte-Claire and his assistant Jules Henry Debray. The alloy was harder than pure platinum, but retained the other desireable properties, including resistance to corrosion. Duplicate prototypes were made and distributed to each of the countries that joined in the international agreement. The same alloy was used to prepare the international protype of the kilogram.«

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