My wife Evelyn and I worship at a congregation which very intentionally invites children, teens, and young adults to engage in worship together. Meadowlands Fellowship Christian Reformed Church (Ancaster, Ontario) does this quietly, almost organically, so that if you’re not looking for it you may not notice it.
Because it’s almost invisible, I’ve conducted a “Worship-MRI scan” so that I can understand it better. Here’s what I saw: