underwater glider kits for educational use containing a circuit board for soldering and programming, buoyancy engines with syringes and moveable mass to manage buoyancy and pitch, and ballast gliders for proper underwater flight, for learning basic electronics and physics

Training in the use and operation of wing-in-ground-effect vehicles; training in the use and operation of maritime vessels; training in the use and operation of electric vehicles; none of the aforementioned vehicles for measuring ocean parameters.

Training in the use and operation of wing-in-ground-effect vehicles; none of the aforementioned vehicles for measuring ocean parameters

Autonomous underwater vehicles for measuring ocean parameters, namely, for military, commercial operator, and scientific research use