Education: Schoolmart, Schoolview

¶ A teacher hands her pupils stiff cards covered with numbered squares. She gives them a "choose-the-correct-answer" test in which they are to check the proper numbers. The test over, the teacher runs the cards through what looks like an adding machine. The cards emerge with a red mark in every proper square. Krexit enables teacher and pupils to see mistakes at a glance.

¶ A teacher goes through the classroom with a Sight Meter in her hand. Its quivering needle shows in footcandles the amount of light in the room. If in any...

Want the full story?

Subscribe Now


Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!