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You can download e-books as soon as your purchase is completed. To get to the download page - click the "Complete Purchase" button on the Thanks for your order page, or the "View purchase online" button in the Thank you e-mail received to your PalPal e-mail address.

Shipping cost for printed books: $12 flat rate worldwide shipping.


Build your own electric motor (e-book)

electric motor e-book

Price: $19


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Build your own compressed air BB machine gun (printed book)

compressed air BB machine gun book

Price: $39




Price: $49
(including a key
component kit)


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key component kit
»


 

Build your own compressed air BB machine gun (e-book)

compressed air BB machine gun e-book

Price: $18


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Build your own high temperature composite pulse jet (e-book)

composite pulse jet e-book

Price: $7


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Build your own styrofoam boat (e-book)

styrofoam boat e-book

Price: $9


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Build your own rocket flight capable pulse jet (e-book)

rocket flight pulse jet e-book

Price: $17


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Build your own electric skateboard (e-book)

electric skateboard e-book

Price: $15


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Build your own propellers (e-book)

propellers e-book

Price: $10


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Build your own 3D printed jet engine (e-book)

propellers e-book

Price: $14


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Free downloadable STL-files