Chunky durable test tubes put serious science safety within reach for young students. Supports inquiry based investigation and hands on observation. Plastic tubes are safe at temperatures from -10 degrees to 90 degrees and feature calibration marks (25ml, 50ml, 75ml, 100ml). Includes: six test tubes with lids, stand, and activity guide. Ages 3yrs+
By: Dee Vellacott on 21 May 2017
These Jumbo test tubes are fantastic! A great size, colour coded lids and very durable. My boys (and I) love them!!
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