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The Source will be closed for shipping 11-31Jul2025 for Convention. You can still place an order, but I won't be able to ship until I get back. Please note that your item may not be available as it will be out of stock after Convention and may not be restocked. In those cases, your order will be refunded. Thank you for understanding.

Math

Advent of Tessellations 2024 Cover Page

Advent of Tess 2024 Crease Pattern Ebook [pdf]

$25.00
Asturo Star

Asturo Star [pdf]

$2.00
Ayo Melipat ( Let's Fold )

Ayo Melipat ( Let's Fold ) Origami Star and Kusudama [pdf]

$18.00
Because Origami cover

Because Origami [pdf]

$11.95
Chartam kusudama

Chartam kusudama [pdf]

$6.50

Compound of Dodecahedron and Great Dodecahedron [pdf]

$3.29
Compound of Three Cubes

Compound of Three Cubes [pdf]

$3.79

Compound of Two Dodecahedra [pdf]

$2.99
Dodecahedrons with Concave-Dodecahedron

Concave Dodecahedron [pdf]

$0.00
Deltoidal Hexecontahedron

Deltoidal Hexecontahedron [pdf]

$2.69
Deltoidal Icositetrahedron

Deltoidal Icositetrahedron [pdf]

$2.69
Enhancing Mathematics with Origami

Enhancing Mathematics with Origami: Proofs by Folding [pdf]

$5.00
Winter 2023 Bundle, Gathering Folds

Gathering Folds Winter 2023 Crease Pattern Bundle [pdf]

$13.00

Great Icosahedron [pdf]

$2.99
Low-angle view of an array of half-omega stars

Half-omega Star / Omega Extrusion [pdf]

$3.00
A pentagon form A-format paper

How to Create a Pentagon from A-format Paper [pdf]

$2.50

K2 [pdf]

$2.50

Learning Mathematics with Origami

$22.50
Learning Mathematics with Origami, Tung Ken Lam and Sue Pope, Association of Teachers of Mathematics

Learning Mathematics with Origami [pdf]

$9.00
Lollipop

Lollipop 3.0 [pdf]

$4.99
Origami All Kinds

Origami All Kinds: Single Sheet and Modular Designs [pdf]

$10.20

Origami Puzzles

$9.99
Ornamental Omega 5

Ornamental Omega 5 [pdf]

$1.95

Project Origami Second Edition: Activities for Exploring Mathematics

$60.95

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For orders that are tax-exempt, please contact us in advance and we can give your account tax-exempt status.

⇸Source order form (updated 2023-03-25)

⇸Source list (updated 2024-05-19)

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