1st Grade Telling Time - Worksheets - free & printable | K5 Learning Our grade 1 math worksheets on telling time give students practice in reading analog clocks . All questions use a 12 hour clock. Concepts of time Units of Time (seconds, minutes, hours, days) Fast or slow? Morning, afternoon or night? Telling time Tell the time - whole hours Draw the time on the clock face (whole hours) Tell the time - half hours