Black Friday Pillows

The President's.

The President's.

The Laplace force law, the force that arises from having a current in a magnetic field, which has various applications in engineering.

funny shopping tshirt

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Salute the heroes with our 'Veterans Day' tee, a supportive and intentional addition to our 'Day' series that honors the courage and sacrifice of our veterans. Wear this righteous and expressive shirt to commemorate the perfect day dedicated to those who served, and remember that Veterans Day originated as Armistice Day to mark the end of World War I, signifying a historical tribute to peace and unity.

White background with black and white butterflies on a white stained blue paint background. Design with butterflies. Black butterfly.

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The Gaussian integral, one of most useful objects created in math, reflecting the real world, a gift for math lovers.

The Gaussian integral, one of most useful objects created in math, reflecting the real world, a gift for math lovers.

The definition of the Action, which can lead to one of the most fundamental equations in physics, Euler Lagrange equation.

First God, then shopping.

The wave function of a particle in a central force, which is an explicit solution to Schrodinger equation, in one of it's few relatively easy cases that can be solved manually.

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Take it for yourself, family, friends or something special in your life!!!

Take it for yourself, family, friends or something special in your life!!!

Halloween Pumkin Apple

Take it for yourself, family, friends or something special in your life!!!

Take it for yourself, family, friends or something special in your life!!!

I love black cats.

Turn your Christmas spirit up to 11 with this death metal style tee.

Shopping illustration

This design is about Christmas cat. This design has cat and Christmas

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Friday the 13th

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Just a cute little Christmas tree.

Christmas wolf design

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Take it for yourself, family, friends or something special in your life!!!

Camp Crystal Lake

Phenomenally Black diamond Black t-shirt, graphic shirts, adult clothing, gift idea .

Take it for yourself, family, friends or something special in your life!!!

Boltzmann entropy is the concept of disorder in phenomena. It is a functional of probability theory that describes how the distribution of energy in a thermodynamic system changes with time. The entropy of a system has a minimum value of zero.

Magic potion in a bottle!