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Tool Box

These tools will enable you to construct any of the investigation columns on this site. Some of these items are not critical – you do not need to use a razor to start bottle cuts, for example, or a tapered reamer to enlarge holes – but they can make construction easier.

  • Box top or drawer to stabilize bottle while making cutting lines
  • Marker, wax pencil or crayon for drawing cutting lines
  • Cutting blade or utility knife to start cut
  • Scissors to cut bottle
  • "Poke," darning needle or diaper pin to make air holes
  • Awl to make holes in bottle caps and film cans
  • Tapered reamer for enlarging holes
  • Paper punch for making large holes in thin plastic
  • Clear waterproof postal or bookbinding tape to join columns
  • Silicone sealant to waterproof joints
  • Clothes line, polyester or nylon craft cording
  • Small inexpensive electric soldering iron
  • Hair dryer
  • Plant Light House
National Science Foundation   Bottle Biology, an instructional materials development program, was funded by a grant from the National Science Foundation administered by the University of Wisconsin-Madison.   Wisconsin Fast Plants