Jumbo Test Tubes

The Montessori Room Verified independent store

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These are perfect for children that like to pour, mix, and experiment. You can use these for colour mixing experiments, baking soda and vinegar experiments, calming bottles, or any other experiments your child can think up. Includes 6 chunky plastic test tubes, 6 coloured lids, a sturdy rack, and activity guide.Tubes are safe at temperatures from 10°-200°F with calibration marks (25, 50, 75 and 100 ml)Tubes measure 6"H x 1.5" in diameter. Age Recommendation: 3+ To view our entire collection by Learning Resources, please click here! These Colour tabs are also a great addition to the Jumbo Test Tubes. Show more