skateboard – n. a device on wheels that a person stands on to move along the ground or to perform tricks

frustrate – v. to cause someone to feel angry because of not being able to do something

locker – n. a personal storage area

backpack – n. a piece of equipment designed for carrying something, usually on the back

chore – n. a job or project

contest – n. competition

lesson – n. a class or part of training; something learned through experience

focus – v. to direct attention or increase attention on something

conservation – n. protection of something

entrepreneur – n. someone who organizes and supervises a business