Support inquiry-based investigation and hands-on observation with these chunky plastic test tubes. Set of 6 features different colored lids to track experiments just like grownup scientists do. These versatile tubes are great for introducing STEM activities in your classroom! Hand wash for years of use. Chunky, durable test tubes put serious science safely within reach for young students! Encourages inquiry-based investigation and hands-on observation Supports serious science experiments - plastic tubes are safe at temperatures from 10° F and feature calibration marks (25, 50, 75 and 100 ml) Includes 6 test tubes, different colored lids (to track experiments), sturdy rack and Activity Guide Hand wash Tubes measure 6"H x 1.5" in diameter
Usually despatched in 2-5 working days.