Build & Maneuver a Submarine

Lesson Plan

OBJECTIVE: Students learn the basic of principle of buoyancy and how submarines use it to dive and ascend in water.

Image of Materials


  • Build a Submarine activity sheet
  • empty 16 or 20 oz. plastic soda bottle with hole in cap (the hole should be big enough to pass a flexible straw through)
  • three wide rubber bands
  • 24 pennies
  • aluminum foil
  • adhesive tape
  • flexible straw
  • large tub of water

PROCEDURE: See activity sheet