Reread a familiar short passage several times, showing improved speed and smoothness with each read.
Reading a page again is not boring, it is training. Each time you read the same page, it gets a little faster and a little smoother.
Smooth reading sounds like talking. Choppy reading sounds like a list of separate words. Rereading turns choppy into smooth.
Mastery looks like: They reread a short passage and show clear improvement in speed and smoothness across a few reads.
Common stumbles: Rushing carelessly through the first read instead of reading it accurately before speeding up; reading fast but skipping or guessing at words.