Matchstick Puzzle 4

Strike a light! Reckon you can master these matchstick puzzles?

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Turn a grid into squares

Let's just come out and admit that noughts and crosses is the rubbishest game of all time. Much better to turn this grid into... say... three identical squares, by shifting only three matches.
Turn a grid into squares

Easy. If you didn't get that, just give up and go watch some YouTube videos of dancing squirrels instead. (Only kidding. Please don't go.)

Turn a grid into squares