1. You will never eliminate all the waste in a school day. Is time spent plucking lettuce more wasted than the time spent in a lot of grade school science class

1. You will never eliminate all the waste in a school day. Is time spent plucking lettuce more wasted than the time spent in a lot of grade school science classes (1960s and 1990s)? 2. Instruction is hard work for teachers, children, parents, and administrators. Come up with a fad that you can sell as achieving the same results without the effort, and it will take off.