Biological - NIH Office of Science Education - National Institutes of ...

Activity 2: Sleepiness Scale, Introduction to Rhythms
What the Teacher Does
Procedure Reference
Give each student a copy of Master 3.3, Sleepiness Scale
Graph Template.
• Instruct students to graph their sleepiness scale entries
from their sleep diaries.
Page 90
Step 1
Ask the class to describe the graphed results of their sleepiness
scale data.
• Is a pattern detectable?
Pages 90–91
Step 2
Log onto the student Web site, click on Click on “Lesson 1—
What Is Sleep?” and then enter your class code. Click on
“Generate Report” and select one of the sleepiness scale
options.
Page 91
Step 3
Divide the class into small teams and instruct them to think
of hypotheses about sleepiness that can be answered using
information from the sleep database.
• They should test their hypothesis by generating appropriate
reports.
• They should write a short summary of their findings.
Page 91
Step 4
Ask for volunteers to state their hypotheses and findings.
• Have students explain why they chose their question.
• If their data are inconclusive, ask what additional data
they would need to answer their question.
Pages 91–92
Steps 5 and 6
Give each student a copy of Master 3.4, Thinking about
Sleepiness and Sleep Cycles.
• Have students respond to the questions and discuss
the answers.
Pages 92–93
Step 7
95
Student Lesson 3