This is a list of aircraft by date and usage. The date shown is the introduction of the first model of a line but not the current model. For instance, while "the most popular" aircraft, such as Boeing 737 and 747 were introduced in 1960x, their recent models were revealed in the 21st century.
This is a list of decades from the beginning of the 2nd millennium BC to the end of the 3rd millennium AD, including links to corresponding articles with more information about them. During the 20th century, it became common to consider decades as historical entities in themselves. Particular trends, styles, and attitudes would be associated with and regarded as defining particular decades.
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Pino - logical board game which is based on tactics and strategy. In general this is a remix of chess, checkers and corners. The game develops imagination, concentration, teaches how to solve tasks, plan their own actions and of course to think logically. It does not matter how much pieces you have, the main thing is how they are placement!online intellectual game →