Study Aids

Our Study Aids downloads include many kinds of reference sheet suitable for printing and keeping in a notebook—or tacking on a wall over your desk?—to help you be successful in your studies.

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Downloadable Graph Paper

Twenty-five distinct graph papers that you can print as needed: 2D and 3D rectangular plots, polar plots marked in degrees or radians, all in many sizes, plus quadrille, hex grid, and tabular data.

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The Platonic Realms Guarantee

If you are dissatisfied with your purchase—for any reason—you may return it for a full refund.


The Platonic Realms Guarantee

If you are dissatisfied with your purchase—for any reason—you may return it for a full refund.

n good reasons
to buy from
Platonic Realms

  1. Much of our merchandise and all of our downloads are unique to Platonic Realms—you'll find them nowhere else.
  2. If you are unsatisfied with your purchase for any reason, we'll provide a shipping label and cheerfully refund your money upon return.
  3. We use a secure server for all transactions, and our security certificate is authenticated by Comodo, a leading global security provider.
  4. Your financial information is not stored, so it can't be stolen.
  5. We charge no additional "handling" fee, and apply a discount to calculated shipping of 5% of your merchandise purchase.
  6. We use the United States Postal Service for all shipping, and use their published rate tables and a sophisticated packing algorithm to ensure you get the most economical shipping possible.
  7. We use recycled and/or biodegradable packing materials whenever possible consistent with the safe delivery of your merchandise.
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Are you a mathematical artist?

Platonic Realms is preparing an online gallery space to showcase and market the works of painters, sculptors, and other artists working in a tangible medium.

If your work celebrates mathematical themes we want to hear from you!

Please let us know about yourself using the contact page.