Origami Basics Folds

    Valley Fold
    Mountain Fold
    Pleat Fold
    Blintz Fold
    Squash Fold
    Petal Fold
    Inside Reverse Fold
    Ouside Reverse Fold
    Sink Fold
    Rabbit Ear Fold
    Crimp Fold

Common Origami Bases

    Kite Base
    Fish Base
    Waterbomb Base
    Preliminary Base
    Windmill Base
    Bird Base
    Frog Base

Shapes of Paper

 Make a Square:
    from a Rectangle

 Make a Triangle:
    from a Square (easy)
    from a Square (efficient)
    from a Rectangle

 Make a Pentagon:
    from a square, A5

 Make a Hexagon:
    from a Square
    from a Rectangle

 Make a Heptagon:
    from a square (easy)

    from a square or circle (easy)

    from a circle (not easy)

    from a square (with proofs)

    from a square (exact?)

 Make an Octagon:
    from a Square

 Make a A4, A5, or A6 Paper:
    from a Square
    from 8.5″ x 11″

 Make a Dollar Bill proportion:
    from 8.5″ x 11″

 Make the Largest Square:
    from a Dollar Bill (S Chen)

Dividing Paper

 Divide into Thirds:
    Method 1
    Method 2
    Method 3
    Estimation Method
    More Methods (diagrams by H Koshiro)

 Divide into Fifths:
    Method 1
    Method 2
    Method 3
    Fujimoto’s Approximation Method

 Divide into Sevenths:
    Method 1
    Method 2
    Method 3

 Divide into Any number of Segments:
    Intersecting Diagonals Method
    Using a Template
    Using Scissors