This is a classic example of thermodynamics in action! The heat of your hand warms 1 bulb, causing the air in the hand boiler to expand. Liquid is forced into the other bulb, making it appear to boil for an exciting demonstration!
Comes with a Teacher’s Guide
Glass construction with 2 side by side bulbs connected by a straight tube
High-protection, fluid-resistant and anti-static disposable lab coat in size Large.
This set includes four (4) N95 NIOSH approved respirators.
These medium, powder-free Nitrile Exam Gloves are designed and manufactured for superior comfort and protection.
Highly durable lab apron made of rubberized cloth is impermeable and easy to clean, perfect for all manner of lab or classroom experiments
These extra-large, powder-free, 5mil Nitrile Exam Gloves are designed and manufactured for superior comfort and protection.
Great premium general purpose KingSeal Nitrile gloves in size SMALL. Not for medical use.
Explore the wonders of wind power with this amazing kit!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
Make the coolest 3D pin art on your desk with this amazing desk toy.
Watch what your music can create with this amazing Snap Circuits set!
Build a magnetic levitating train with this science fair project kit!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
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