Learning Resources Jumbo Test Tubes

Hmmm, what happens when we...? These unbreakable, plastic test tubes are the real deal, just oversized for easier handling and safety-proofed for very young chemists. Set includes six calibrated test tubes with color-coded caps, hands-free stand, and activity guide. A staple for any kids' science kit, including our Primary Science Set (sold separately). For ages 3 and up.