The tangram is among the most popular of all dissection puzzles that exist today. A tangram is an ancient, unique, Chinese puzzle that consists of seven (geometric) pieces: one square, five triangles and one parallelogram.When all pieces are put together, they form one big square, when they are sperated, they form what is called a tan.hen it comes to tangrams, the challenge is to arrange the pieces to form additional shapes. The seven pieces can be arranged to make anything form a rabbit, to the alphabet, to a person. The tangram is the opposite of a jigsaw puzzle.
Simple Corp is a stunning free Drupal theme that you will want to use. The theme is fully responsive and uses some fancy CSS3 effects for the portfolio section. The design is minimalistic and is available in various colour schemes. It features social icons, a multicolumn layout and a slider.
1 Choosing a theme âThemes often involve a large, integrated system (such as a city, an ecosystem, and so on) or a broad concept (such as democracy, weather, and so on). 2  Instructors often strive to connect the theme to the studentsâ everyday life.