Mystery Class Update: February 11, 2000 Today's Report Includes:
This Week's Sunrise/Sunset Times
Remember, this information was recorded on Monday, the same day you collected your sunrise/sunset data. Don't forget to get up every Monday at sunrise! (Or find your local sunrise/sunset data from your newspaper.) Let the Mystery Class games begin! Here are this week's data:
Journey North Mystery Class Sunrise/Sunset Data Data For: Monday, February 7, 2000
* Mystery Class #8 reported 00:00 for their times because "when your cool, the sun shines all the time!"
How To Organize Your Class 1. Divide Your Class into Eleven Groups Give each group responsibility for one of the ten Mystery Classes, and give one additional group responsibility for your own site. Every week, each group can record the data and calculate the photoperiod for their site. Then, each group can share their calculations with the rest of the class. Each individual student can add the information to his or her own graph. 2. Give Each Group:
3. Make Your Own Mystery Class Graph VERY IMPORTANT: In order for your
graph to have enough room for a clear picture of the data, we strongly recommend
that your graph be tall enough to prevent overcrowding!
Teacher Tip For a large classroom wall graph, we recommend the example of Wisconsin Fifth
Grade teacher and Mystery Class veteran Cathie Plaehn: Her class creates a huge 3 x 3 wall graph using butcher-block paper to plot the
mystery! Each student-group makes their own individual graphs, and the entire class
plots data on a wall graph.
A. Vertical Axis
Feb. 7, 14, 21,28 Mar. 6, 13, 20, 27 Apr. 3, 10, 17 C. Example of a Mystery Class Graph: For guidance or for a graph that can be used by each individual student, you can look at a smaller one page example of the Mystery Class Graph The Next Mystery Class Update Will be Posted: February 18, 2000 Copyright 2000 Journey North. All Rights Reserved. Please send all questions, comments, and suggestions to our feedback form
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