tANGRAMS

1
tANGRAMS
2
THE LEGEND
3
(No Transcript)
4
(No Transcript)
5
closed
6
(No Transcript)
7
(No Transcript)
8
TANS
9
WHALE
HOUSE
10
(No Transcript)
11

• Builds spatial visualization skills and
  conceptual
• development, while providing excitement for
  each
• participant!
• Tangrams build mathematical and problem solving
• skills.
• Improves shape recognition and spatial reasoning
  
• while solving challenging puzzles.
• It is one of the classic puzzles, appealing to
  young and
• old, the serious and the carefree.

12
REASONS WHY YOU SHOULD USE TANGRAMS IN YOUR
CLASSROOM

• Understand area without the use of formulas
• Compute the area of polygons by decomposition
• Become familiar with the names of certain
  polygons (eg. Rectangle, trapezoid, and pentagon)
• Develop geometric intuition
• Etc

13
Fractions

• Eg
• Since two small triangles can be placed together
  to make the square, the small triangle is ½ of
  the square.

14
Pythagorean Theorem
C
A
B
15
3 simple Rules

• Must use all 7 tans
• They must lay flat
• They must touch and none may overlap

16
Can you

• Construct the first letter of your name using
  Tangrams???

17
(No Transcript)
18
(No Transcript)
19
(No Transcript)
20

• Why are Tangrams so popular?
• their simplicity makes them accessible to
  everyone
• the figures are appealing to visually inclined
  people
• many of the designs are adaptable to quilting
  and other arts and crafts projects
• AFFORDABLE!!!!
• 
  Etc