“Start a discussion in the class on things in the child’s environment which roll and slide. Help children to look at their shapes and see how some things roll and others slide.”
Source: Math Magic II, NCERT
Suggestions like this have been given in the NCERT textbook of Class. II to help a teacher understand that1
Discussion is the best strategy for the mathematics classroom
2
It is imperative for the teachers to draw the children’s attention to the things around them
3
Discussion supplemented with demonstration help students to understand concepts better
4
Discussion bring multiple perspectives into the classroom