Cartesian Divers Kit for 15 design teams

Cartesian Divers Kit: Grades 6-12. Experience the ups and downs of science , technology, engineering and mathematics (STEM) with Cartesian divers. The pressure is on to produce the best divers for the classroom challenges of object retrieval, sequential descent, fastest descent,or fastest round trip. This hands on design challenge reinforces concepts such as gas laws, density, pressure and floating and sinking.Includes instructions and bottles. Caters for 15 teams.