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Nick and Tesla's solar-powered showdowna mystery with sun-powered gadgets you can build yourselfBookحسب Pflugfelder, Bob, 1967-
منشور في 2016 -
Nick and Tesla's secret agent gadget battlea mystery with spy cameras code wheels and other gadgets you can build yourselfBook
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Nick and Tesla's high-voltage danger laba mystery with electromagnets burglar alarms and other gadgets you can build yourselfBook
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حسب Howe, James, 1946-
منشور في 2002 -
My rotten lifeBookحسب Lubar, David
منشور في 2009