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<div>Kids: electronics, programming, robotics</div><div><br></div><div>https://www.humblebundle.com/books/coding-starter-kit-no-starch-press-books</div><div><br></div><div>Adults: mostly programming</div><div><br></div><div>https://www.humblebundle.com/books/software-development-oreilly-books</div><div><br></div></body></html>