How bout just learning about the animals that we share this planet with
--getting an understaning of piscean anatomy and physiology;learning socialization in animal groups (schooling, aggression, etc)
--the impact of water quality/conditions on animals that rely on it to survive
--responsibility for learning how to take care of an animal
--having a hobby
--learning compassion
--developing cognitive/science skills...mixing reagents, interpreting test results, deciding on a course of action
SH