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A white poster with large, bold text reading “TRY DOING IT WRONG.”, with “WRONG.” in bright red. Below, black text reads “Mistakes can make learning stick.” In the top-right corner, smaller black text reads “Learning hack #11”. A large red pencil runs diagonally from the upper-right edge towards the centre. Along the bottom are three hand-drawn marks: a large red X on the left, a black curved scribble in the middle, and a green check mark on the right.