Parking Garage Supply List: 8 toilet paper rolls, 1 cardboard box, tape, markers, glue, scissors
Cut 1 side out off of the cardboard box.
Cut slits in your cardboard box that are wide enough for a car to fit on.
Use your markers to draw some parking spaces.
Glue the flat piece of cardboard between 4 toilet paper rolls.
Glue the piece of cardboard with sides on top of your toilet paper rolls. Bend the slits you cut down to create ramps for your cars.