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	[Invention] It's a Button AND a Lever (Red Nomster) View
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	DONT Activate the Wrong Trap Door Lever ($$$ MYSTERY ITEM CHALLENGE) (Dangie Bros) View
	WTF Are All Those Buttons and Levers! (roXdawg) View
	PERFECT FIT from Level 1 to Level 100 (That's Amazing) View
	Even a NASA professor had to learn this from me! Idea of using 1,5V battery to weld aluminum brakes (Inventor K) View
	How levers work Three classes of levers // GCSE DESIGN AND TECHNOLOGY REVISION (Design and Technology on Demand) View
	Handyman's Don't Want You To Know This! Tips u0026 Hacks That Work Extremely Well (Inventor 101) View
	Minecraft Tutorial - Totally Hidden Lever or Button ! ! ! (Fixed As Of 1.9) (The8BitMonkey) View