1. preteco; prepariteco; pretemo
    Each chapter begins with a link to a brief readiness self-assessment survey.[1]
 Fontoj kaj citaĵoj
  1. Charles R. Graham, Jered Borup, Cecil R. Short, & Leanna Archambault. K-12 Blended Teaching. A Guide to Personalized Learning and Online Integration. — Enretigita, 2019.