We are now selling as set of 4. Available in 1 minute, 3 minutes and 5 minutes version. Consist of:
- 4pcs of Yellow: 1 minute
- 4pcs of Purple: 3 minutes
- 4pcs of Green: 5 minutes
Sandtimers for the different time duration are all identical in size.
Item Size: 8.9cm (H) x 2.5cm (L)
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Tags: Time, Mathematics, Manipulatives, Hands-On, Time, Pre-school, early childhood, Mathematics