These cards can be used to discuss duration and time. Included in this pack: 1 second, 5 seconds, 10 seconds, 30 seconds, 1 minute, 5 minutes, half an hour, 1 hour, 1 day, a weekend, a week, a month, 3 months and a year and task cards to go under these headings. This is the perfect activity to use to introduce this topic with your students. This activity can be done as a whole class, in a maths rotation or individually.