Event Timer - Mega 3 Minute A832232 Student grade for filtering liquids

Student grade for filtering liquids and chromatography

Clip close with handle for carrying books

9 °C with a user-selectable resolution of 0

Each stamp will give over 10

Event Timer - Mega 3 Minute A832232 Student grade for filtering liquids300mm mega sand timer with moulded end caps and shatterproof plastic barrier to protect the inner glass. These mega sand timers are prefect for visually demonstrating the passing of time. Easy for young children to understand and ideal for use in timed games, for timing experiments & completing tests, or to measure specific periods of time for activities such as reading, creative writing or tidying up. Blue: 5 min Yellow: 3 min Pink: 2 min Green: 1 min