Code: EDUCMAG3471
These robust colour co-ordinated sand timers give accurate time intervals for individual pupil use. Ideal for use in both science and mathematic lessons.
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A pack of three robust, colour co-ordinated sand timers, which give accurate interval times for individual pupil use. Size: 90 x 25mm. Three different times available:
MAG3471: 1 minute (green)
MAG3474: 3 minutes (yellow)
MAG3477: 5 minutes (blue)
