The student assemble the  tray in the bars.
text: Continue by putting the biggest tray at the bottom.
text: You have three trays on the right side next to you. Take the biggest of the trays and put it at the bottom of it.
text: On the right side of the trace.
text: On the right side next to you, you have three different trays in each other
text: Take the biggest tray, the biggest black tray on the side.
text: And put the tray at the bottom of what you just built.
text: The other way around, you probably have to turn it around.
text: And now just put it at the bottom of what you just turned around.
text: Sliding it from the top.
text: Sliding it from the top.
text: and turn it around.
text: Use only the black brackets to attach it with the screw.
text: You will have to use a nut on a bolt to secure the screw.
text: You will have to lift the tray there.
text: You probably have to lift the tray so that the screw fits all the way through.
text: Put the second biggest tray at the bottom for now and attach the smallest tray at the top.