Codecademy export

app.js

class School {
  constructor(name, level, numberOfStudents) {
    this._name = name;
    this._level = level;
    this._numberOfStudents = numberOfStudents;
  }
  get name() {
    return this._name;
  }
  get level() {
    return this._level;
  }
  get numberOfStudents() {
    return this._numberOfStudents;
  }
  set numberOfStudents(value)  {
    if(value.isNaN())  {
    console.log('Invalid input: numberOfStudents must be set to a Number.')
    } else {
     this._numberOfStudents = value; }
    }
    quickFacts() {
      console.log(`${this._name} educates ${this._numberOfStudents} students at the ${this._level} school level.`)   
    }
    static pickSubstituteTeachers(substituteTeachers) {
      const randomNum = Math.floor(Math.random()*substituteTeachers.length);
      return substituteTeachers[randomNum];
    }
}
class PrimarySchool extends School {
  constructor(name, numberOfStudents, pickupPolicy) {
    super(name, 'primary', numberOfStudents);
    this._pickupPolicy = pickupPolicy;
  }
  get pickupPolicy() {
    return this._pickupPolicy;
  }
}
class HighSchool extends School {
  constructor(name, numberOfStudents, sportsTeams) {
    super(name, 'high', numberOfStudents);
    this._sportsTeams = sportsTeams;
  }
  get sportsTeams() {
    console.log(this._sportsTeams);
  }
}
const DumbCollege = new PrimarySchool('Dumb College', 'blah', 'Students must be picked up by a Parent, guardian, or a family member over the age of 13.');

const sub = School.pickSubstituteTeachers(['Jamal Crawford', 'Lou Williams', 'J. R. Smith', 'James Harden', 'Jason Terry', 'Manu Ginobli']);
const StupidHigh = new HighSchool('Stupid High', 'd', ['Baseball', 'Basketball', 'Volleyball', 'Track and Field']);

DumbCollege.quickFacts();
console.log(DumbCollege.pickupPolicy)
console.log()
StupidHigh.quickFacts();
console.log('Sports Teams:')
console.log(StupidHigh.sportsTeams)