Of the five components of reading, fluency is the one that seems to take a “backseat” most often when teachers have hectic schedules. Nowadays, we have more and more demands on our time. When something has to give, it seems like fluency lessons are the ones chosen.
My fluency center uses 3 minute egg timers. I didn’t have a stop watch or I would have used 1 minute for the time frame. The handout the partners fill out gives choices for length of time. I found a dozen timers at Oriental trading for $5. Here’s a picture: