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Across
  1. 3. Do sth. well in a short time
  2. 5. A shelf that you keep books on
  3. 6. An examination with a few short questions
  4. 7. A process of teaching, training and learning, especially in schools
  5. 10. A room where book are kept
  6. 12. A brief written record
  7. 13. A process of repeating something many times in order to improve skills
  8. 15. A system of communication with its own way
Down
  1. 1. A person who is being taught, especially a young student
  2. 2. Work that is given by teachers for students to do at home
  3. 4. A branch of physical science that studies the change of matter
  4. 8. Smart
  5. 9. A special love one
  6. 11. A person who helps or supports sb.
  7. 14. eraser