A tetromino is a shape obtained by combining how many squares together?

Complete the table

Using the given Tetromino shaded in two different ways

Fill grid in such a way that, no two adjacent boxes have the same colour.

Using the given tetrominoes with numbers, complete the $4\times 4$ magic square.

Shade the figure completely, by using five Tetromino shapes only once.

Match the tetrominoes of same type.

(i)
(ii)
(iii)
(iv)

Observe the below figures,  

In Figure 1, One $4\times 4$ square is filled by a tetromino shape . 
In the same way try to fill the other $4\times 4$ square grids (Fig.2 to Fig.5) using the other four tetrominoes ( and ). 

 Find which tetromino shape cannot fill the $4\times 4$ square grid completely.

     Fig 1                        Fig 2                  Fig 3                     Flg 4                       Fig 5

Complete the given rectangle using the given tetromino shapes.

In Fig 6.16 one $4\times 4$ square is filled by a tetromino shape . 
In the same way try to fill the other $4\times 4$ square grids (Fig.6.17 to Fig.6.20) using the other four tetrominoes  ( and ). 

 Find which tetromino shape cannot fill the $4\times 4$ square grid completely.

  Fig 6.16                 Fig 6.17             Fig 6.18              Flg 6.19                Fig 6.20

Using the given tetrominoes with numbers on it, complete the $4\times 4$ magic square?

Complete the table

Complete the table

Complete the rectangle given below using the five tetrominoes only once.

A tetromino is a shape obtained by _____ squares together.

Complete the rectangle given below using the five tetrominoes only once.

Shade the figure completely, by using five Tetromino shapes only once.

Make a model of a fish using the given tetromino shapes.