Arrow keys move between nodes: up and down to a sibling, left to the parent, right to the first child. C collapses or expands a branch. Tab leaves the tree.
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A realistic 12-week Python 3 plan for adult beginners: six two-week phases, each with core concepts, short exercises, and a mini-project, ending in a capstone you build and share.
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Arrow keys move between nodes: up and down to a sibling, left to the parent, right to the first child. C collapses or expands a branch. Tab leaves the tree.