Motorised Marble Run

An inspirational design re-engineered for 3D Printing.Its designed to be used with 10mm balls/Marbles.It is very addictive to watch. The design allows for use of up to 4 marbles with ease.You will find the build instructions here:https://www.youtube.com/watch?v=jIGBb8CHVqw To complete this project, you will need the following 5 MR105 Bearings (If your print is loose or bearings unable to sit square, You may want to double up and put 2 bearings back to back in all the places.)3 M5 x 20mm Screws1 M5 x 15mm Screw1 M5 x 10mm Screw2 M3 x 20mm Screws4 M3 x 10mm Screws1 M3 x 20mm Screw8 M3 Nuts1 KCD-101 Switch1 9V Battery Connector1 12V Geared Motor (30 rpm)A small length of DC WireYour Favourite Bonding Agent.And some 10mm Steel Balls You will also require the following tools:Appropriate screwdriver (Powered Recommended)ClampA pair of pliers.