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Includes everything kids need to build 10 fun and functional motorized projects!
Kids can create a drink stirrer, a hypnoticon, a fan, a game spinner, a car, a tram, a winch, a conveyor, a crane, and a tranktor.
發表於2024-11-28
SMARTLAB 2024 pdf epub mobi 電子書 下載
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SMARTLAB 2024 pdf epub mobi 電子書 下載