Build your circuit.
Press your circuit onto the mounting board.
Press your DC motor onto the mounting board.
Break two full wooden pencils in half and shave all four pieces down so that they each become two inches long. Break off any sharp tips if necessary.
Slide a standard pink eraser head onto each of your four pencil pieces.
Slide your four pencil pieces through the four big holes on your wheel so that the eraser heads fit tightly.
Slide your four pencil pieces through the four big holes on your second wheel. Make sure that the extruded D shape in the middle of the wheel is face-up.
Use scissors to trim off half an inch of four additional pink eraser heads.
Slide your four trimmed eraser heads onto the ends of the four pencils and pull the second wheel up so that the wheel fits tightly.
Attach your connected wheels to your DC motor.
Use Glue Dots to attach your mounting board to a table so that the wheels hang off the edge.
Cut a long piece of string.
Tie one end of your string to any of the pencils.
Wrap your string around the pencils clockwise.
Download the image of Disney Rapunzel (Rapunzel-Pulley.jpg) at the top of this page in the "Additional Files" section.
Print out the image of Rapunzel full size on an 8.5x11" piece of paper.
Use glue or spray adhesive to attach your image to the top of your box.
Cut a small hole in the front of your box and a large hole in the back of your box as shown.
Feed your string in through the back of the box and out through the front.
Put a couple filled water bottles, several tuna fish cans, or something similar inside your box to weigh it down.
Place your box on the edge of a table as shown.
Tie a very light object that you want to lower to the loose end of your string.
Turn power on and set your DC motor to CW (Clockwise).
Select the "BUTTON" option from the "BIT CONTROLS" menu in the littleBits Invent app to control your invention.