Practice rolling a single R.  At this point you should know where your tongue should be inside your mouth when you roll an R.  You’ve also practiced this movement by saying other English words that produce the same movement.
Practice rolling a single R.  At this point you should know where your tongue should be inside your mouth when you roll an R.  You’ve also practiced this movement by saying other English words that produce the same movement.
Roll Your "R"s
Roll a Sleeping Bag
Roll a Giant Schnauzer's Coat
Roll a Kayak