Sand timers offer a traditional visual demonstration of the passing of time. They are easy to understand and ideal for use in timed games, for timing experiments and completing tests, or to measure specific periods of time for activities such as reading, creative writing or tidying up.

• Available for: 1 minute in Green, for 3 minutes in Yellow and 5 minutes in Blue.
• Dimensions: 30cm x 15cm.
• Purchase separately or as a bundle.