Chunky, durable test tubes put serious science safely within reach for young students. Plastic tubes are safe at temperatures from 10-200F and feature calibration marks. Includes 6 tubes with lids, sturdy rack and activity guide, grades PreK and up.
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Chunky, durable test tubes put serious science safely within reach for young students. Plastic tubes are safe at temperatures from 10-200F and feature calibration marks. Includes 6 tubes with lids, sturdy rack and activity guide, grades PreK and up.
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