author5
9Instructables119,928Views12Comments
I'm Jack and I like to make stuff :)

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Colors of the Rainbow Contest
Contest Winner Grand Prize in the Colors of the Rainbow Contest
Instrument Contest
Contest Winner Second Prize in the Instrument Contest
Invention Challenge 2017
Contest Winner Runner Up in the Invention Challenge 2017
Power Supply Contest
Contest Winner Third Prize in the Power Supply Contest
Summer Fun Contest
Contest Winner Runner Up in the Summer Fun Contest