Mathematics Instructional Material (Educational Technology)

1. TANGRAMS
Prepared by:
Marygrace C. Cagungun

2. HISTORY
• Ancient Chinese Puzzles
• Begins with a square
• Each piece is called Tan.
All pieces must be used
They must touch, but not overlap.

3. LEGEND
• A Chinese man Tan’s greatest possession
was fine ceramic tile.
• He dropped a tile on his way to show the
emperor and it broke to 7 geometric
shapes.
• Spent the rest of his life in putting them
back together.

4. • He was not successful, however he
succeeded in creating many designs.
• Tan enjoyed creating designs and later
called as Tangrams.
• It is the oldest and most enduring
geometric puzzles.

5. USE
• Used in storytelling
 Storyteller arranges the tan to show
the shape of the character.
 Pieces are rearranged to represent
the new characters or elements in
the story.

6. Identify the shape of each
Tangram
• 2 Large Triangles
• 1 Medium Triangle
• 2 Small Triangles
• 1 Square
• 1parallelogram

7. Storytelling Time
Three Little
Pigs, One Wolf
and the Seven
Magic Shapes

8. This is the story of the three
little pigs.
• One day, the three little pigs
say goodbye to their parents to
started to seek for their
fortunes.

9. Form a pig using your tangram.

10. The first pig met a duck and gave
him seven magic shapes, and the
duck said: “Use them wisely.”
• Form a duck using your tangrams.

12. The pig said: “What can I do, I
feel so lonely.” So he decided to
have a companion, and have a cat.
• Form a cat using the seven magic shapes.

14. The wolf appeared and ate the
pig and the cat.
• Form a wolf using the seven magic
shapes.

16. The second pig met a rabbit and
gave him seven magic shapes, and
the rabbit said: “Use them
wisely.”
• Form a rabbit using the Tangrams.

18. The pig said: “What can I do, It’s
getting dark.” So he decided to
have a candle.
• Form a candle using your seven magic
shapes.

20. The wolf appeared and ate this
pig too but not the candle.

21. The third pig met a swan and
gave him seven magic shapes, and
the swan said: “Use them wisely.”
• Form a swan using your tangram.

23. The pig said: “What can I do, I
need a place to live.” So he
decided to have a house.
• Form a house using your seven magic
shapes.

25. The wolf appeared and huffed
and puffed, but got nothing.

26. Our friend fell in love with the
famous pig and they got married.

27. Now, they didn’t need two
houses, so they decided to create
a ship with the other seven magic
shapes.
• Form a ship using the seven magic
shapes.

29. The wolf appeared and huffed
and puffed, and help them with
their honeymoon around the
world.