Chritsmas snowflakes for the gymkhana Christmas tree

SNOWFLAKES

Rotational symmetry
6-pointed Paper Snowflakes instructions. This task will be a good example of polygons and rotational symmetry.

English video:


Spanish version:

Discovering Kirigami. Geometry for Christmas

CHRISTMAS TREES
Axial symmetry
We are going to construct a pop-up Christmas Tree using another Japanese technique named Kirigami. It will be a good example of POSITIVE SPACE and NEGATIVE SPACE.

Here you will find the template to be downloaded:

Instructions. By Robert Sabuda.

We are going to use color paper and we will use them as hanging trees.

HUGE TREE and  SMALL STARS

Triangles

Halloween in 2nd ESO

and 

USE MQRD APP and create your video. Download it and upload in on Flipgrid.

Link to the grid