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.
Hand boiler is 7″ tall and 2″ wide at base, made of glass so keep out of reach of young children.
– For ages 14+
For all orders exceeding a value of 100USD shipping is offered for free.
Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.
Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.
