Time Tutor

Most apps that teach the clock teach one clock. They drill the 12-hour face, or they show a digital readout, and the jump between the two — half past three is 15:30 — gets left for somebody to explain at the kitchen table. Time Tutor puts both on the same face. The hours you say out loud sit on the inner ring, the hours you write down sit on the outer one, and the same hand points at both. Drag it round and 3 becomes 15 in front of you. HOW IT WORKS Drag either hand and the sky behind the face slides from night through morning to afternoon and back, with a sun and a moon crossing it as the hours pass. The time gets a feel as well as a number. Read it three ways at once. Above the face: 15:00, then "3:00 in the afternoon", then AFTERNOON. Nothing is hidden behind a tap. Tap AM / PM to jump twelve hours. That is the +12 rule as a single button, which is usually the moment it lands. THREE…