Do you think that working in groups is something good in class ?

Yes, members of gives the healthy discussion and motivate each other also.

Working in groups lead to maximum participation by the students and it boosts their confidence too.

Absolutely, in teamwork the gain is maximum, students get more focused on the learning objectives , they participate more actively and yes. agreed with Mustakhushen Samdani Mujawar it boosts their confidence and interest in studies!!