Useful links
You may find the following optional resources, apps and tools interesting or useful. Some of these organisations are based in the US, however much of their content is still relevant to the topics covered.
Resources and activities
General
- Adult Literacy Fundamental Mathematics: Book 1 – 2nd Edition | Unit 4: Estimating, Time, and Shapes: Topic B: Time
- BBC Bitesize | 12-hour and 24-hour clocks
- BBC Bitesize | How to tell the time
- Royal Museums Greenwich | Is noon 12am or 12pm?
- Scientific American | Timekeeping has a long colorful history
- Twinkl | What Is an Analogue Clock | Definition & Examples
- UK Government | When do the clocks change?
Time zones
- BBC Bitesize | Understanding time zones
- Dayspedia | What time is it?
- 24TimeZones.com
Apps and tools
- Apple (Mac OS) | Clock User Guide
- Microsoft (PC) | How to use alarms and timers in the Clock app in Windows
- timeanddate.com - Information, calculators and timers, on numerous time and date related topics including clock time; time zones, calendars, maps; and charting the position of the sun and moon.
- Top marks | Teaching clock
- Toy Theater | Clock
- On the clock | Time duration calculator
Last modified: Tuesday, 17 June 2025, 12:39 PM