Wiederverwenden: Neue Verwendungen für alte Sachen erfinden (Erfinde es) von Capstone Publishing (
20,21 €
Repurpose it: Invent New Uses for Old Stuff (Invent it). In Repurpose It, you'll invent a solar still, a bug robot, a textbook safe, and many other resourceful contraptions. "It's fun, it's free, and it's green!".
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