Educator Ruth Mork teaches kids about clocks — from sundials to cuckoo clocks to roosters. Ruth Mork introduces clocks of all kinds — sundials, candle clocks, hourglasses, cuckoos, even a rooster! She ...

Telling time worksheets were a game-changer in our homeschool when I was teaching my son how to read an analog clock. Explaining hour and minute hands sounds easy, until you’re halfway through a ...

A new 3-D model of a portable sundial found near Pompeii is helping researchers understand how to operate the "pork clock." ...