Perfect for anything frosty cold or piping hot. See your drink peeking through your photos, images, or text designs. Dishwasher and microwave safe. Makes a unique gift. Get a set of two for you and a friend. Imported.
Showcase your knowledge of the power relationships in physics with any of these gifts featuring a wheel cart of the equations of power, current, voltage, and resistance -- i.e., the "Power Relationships In Physics". No need to be a physics teacher to enjoy wry geek humor today!