Skip to content
World 2 · Tick and Tock: Escapements · 13 min · PRO

Balance wheel and hairspring

A rotating oscillator for watches

PRO · Clockwork & Time

World 2: Tick and Tock: Escapements is part of PRO

The first world of Clockwork & Time is free. PRO opens the other 24 lessons in 6 worlds — simulations, quizzes and all.

  • Anatomy of a mechanical clock
  • The escapement
  • Why mechanical watches drift
  • Ratios from tick to hand
  • Designing a train
PRO includes
  • All 60 labs — every world, every lesson
  • Practice exams and certificates

$8.33/mo, billed yearly ($99.99) · or $39.99 monthly

Unlock Clockwork & TimeTry the free world
My notes
Only saved in this browserAll my notes →
← The escapementWhy mechanical watches drift →

Report a mistake

What is wrong?
0 / 2000 · at least 10 characters
Sent along with your report
  • Page
  • About Balance wheel and hairspring — Clockwork & Time · clockwork/balance-wheel-and-hairspring
Plus your browser type. Reports go to our support system; see the privacy notice.