Grow blue sparkling crystals overnight from a safe solution of potassium aluminum sulfate. Extract the largest crystal shard, redissolve the remaining crystals, and repeat the crystal formation process to grow a larger, more striking crystal. The kits includes all the materials and tools you need to grow a single crystal, as well as a small hexagonal storage box in which to keep your crystal safe.
These premium 5mil medical-grade Nitrile Exam Gloves are designed and manufactured for superior comfort and protection.
These disposable surgical-style earloop face masks conform to the ASTM F1862 Level 1 clasification. Box of 50.
This is a smart value 200 gloves box of Large Nitrile exam gloves.
This set includes three (3) N95 FDA registered and NIOSH approved and respirators.
Great premium general purpose KingSeal Nitrile gloves in size SMALL. Not for medical use.
Box of 100 X-LARGE nitrile exam gloves.
This kit includes several different projects that demonstrate the power of magnets!
Use this awesome prism to teach about optics and light in the classroom setting!
Build over 100 exciting electronic projects with this easy to use kit!
This magic bird defies gravity before your very eyes!
You don’t think recycling is cool? Get a look at this, we’re sure you’ll change your mind!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
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