Time & The Calendar
The exhaustive master guide to chronos! Select the tabs below to switch between clocks, dates, and time idioms.
Past and To 🎬
Watch Teacher Sopheak explain the tricky rules of telling time! Remember: we say minutes PAST the hour until 30 minutes, and minutes TO the next hour after 30 minutes.
Vocab Check ⚡
Vocab Check ⚡
Vocab Check ⚡
Vocab Check ⚡
Time Mission 🎯
Calendar Mission 🎯
Idiom Mission 🎯
Ask a Question 🙋♂️
Recent Questions
Hi Sokha! We use "IN" for months and years (In March, In 2026). We use "ON" for specific days and dates (On Monday, On March 27th). 📅
Why do people say "O'clock"? What does the 'O' mean?
This is a great history question! "O'clock" is a contraction for "Of the clock". Hundreds of years ago, people would say "It is three of the clock" to specify they were using a clock instead of a sundial! ⏱️
Teacher, when do I use "in" and when do I use "on" for dates?