Save 45%
Hand Boiler - Glass Science Toy for Kids & Adults - Fun Physics Experiment Kit for Home, Classroom & Party Use
Sku: 39639933 in stock
$7.12
$12.95
45% Off
Delivery & Return: Free shipping on all orders over $50
Estimated Delivery: 10-15 days international
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Description
- Glass hand boiler demonstrates Charles's Law
- The liquid inside boils from the heat of human touch and expands forcing it upwards through the loop in the glass
- Science experiment in the palm of your hand that's fun to play with and great to look at.
Available in red, green, blue or purple. Orders are picked at random. Please let us know in the comments section if you have a preference.
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Shipping & Returns
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.
