Primary Science Jumbo Test Tubes with Stand

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‚°-200‚°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
  
• Grades PreK+