A classic science toy that is sure to please. As you wrap your hand around the base of the hand boiler the blue liquid will appear to boil within the beautiful glass vessel. This demonstrates Charles’s law and energy transfer perfectly! This makes a great desk accessory as well.
This Hand Boiler ships to you securely snugged into a soft-foam-fitted box. Many facts printed on the box will teach how a hand boiler works and explain key scientific terms.
Our Classic Hand Boiler is 7″ tall and 2″ wide at base, made of glass so keep out of reach of young children. For ages 14+
NOTE: If broken, contents may stain fabric or surfaces.
