Origami Math Genius

+ =

.BiJian.comwww

http://www.bijian.com/omg.html

Origami Math

Art of Origami Math

Jun Mitani

Airbag

airbag

Air bag

Air bag

Phone

https://www.youtube.com/watch?v=eeYmWJAaGCEhttps://www.youtube.com/watch?v=77fPzbExkxA

Kayak

https://youtu.be/fYf7nReaGPw

Origami Application

Coronary Stent

Between the Folds https://www.youtube.com/watch?v=aFrDN5eYPOQhttps://www.youtube.com/watch?v=ZVYz7g-qLjs

Robot

https://www.youtube.com/watch?v=eeYmWJAaGCEhttps://www.youtube.com/watch?v=77fPzbExkxAhttps://youtu.be/fYf7nReaGPw

OMG - Education

http://www.dramaticresults.org/increasingmath.html

http://www.dramaticresults.org/increasingmath.html

Educational BenefitGeometry Achievement Test, 10th grade

0.00

3.50

7.00

10.50

14.00

Traditional Origami

12.8

6.0

4 weeks

International Journal of Science and Mathematics Education

February 2015, Volume 13, Issue 1, pp 179-200

http://link.springer.com/journal/10763http://link.springer.com/journal/10763/13/1/page/1

Cognitive Development

Doing origami stimulates prefrontal cortex, itenhances memory and cognitive development.

http://www.overcoming-cerebral-palsy.com/origami-hands-motor-skills-activate-brain-and-develop-logica46.html

http://www.overcoming-cerebral-palsy.com/origami-hands-motor-skills-activate-brain-and-develop-logica46.html

Professional Development

Media Coveragehttp://www.vcstar.com/news/local/conejo-valley/origami-brings-thousand-oaks-kids-into-the-fold-ep-897596961-349128541.html

Common Core Math Standards Grade 3

Arithmetic: Multiplication and division Fraction: Unit fraction and comparison Structure: Rectangular arrays and area 2D Shapes: Rectangle, Square, Triangle, etc.

OMG visualizes math concepts embedded in origami projects

OMG 1: Name Stand

Paper Size: 8.5x11 or 8x12 Fraction: 1/2, 1/4 Shape: Rectangle, Triangle, etc.

?

=12/2=6

12

1 2

1 2

1 2

1 2

+ = 1

?

=12/4=3

1 4

1 4

+ = 2 4

= 1 2

1 4

1 4

1 4

1 4

1 4

1 4

+ + 1 4

1 4

+ = 1

Fraction

Size Deduction: Arithmetic

812/4=3

Angle Definition

Perpendicular

1/2 1/4

Rectangle Square

Shape Definition

Creative Play: Tower

Creative Play: Shapes

Equilateral Triangle Rhombus

Trapezoid

Parallelogram Hexagon

OMG 2: Heart

Shape: Rectangle, Triangle, Trapezoid Fraction: 1/2, 1/4 Angle: 180o, 90o, 45o Deduction: length, width, angle

4

?

16

?

Size Deduction: Arithmetic

Creative Play: Heart Flower

4 x 90o=360o (full rotation)

Creative Play: Greeting card

H = ?

W = ?

Letter size

8.5

11