Countdown to Mystery Class 2019: Two Months to Go
 

During Mystery Class, students receive time clues from secret locations around the world. This month, explore local and Universal Time.

  • Mystery Class starts January 25, 2019

 

Image of the Month

What time is it?
Spotight: Exploring Universal Time

During the Mystery Class Seasons Challenge, students use Universal Time clues to estimate the longitude of secret locations. Use these resources to help students build key concepts and make connections.


Universal Time activities
How Can I Prepare Students? Track Changes in Day Length

Photoperiod is a central clue in Mystery Class. Build skills by reporting your photoperiod each month.

Solstice is Coming
Report photoperiod for December 21.

Report to the Map!

1. Report for the solstice — December 21

2. Find your sunrise/sunset: Look-up

3. Calculate your day length (photoperiod).

4. Report your day length: Select "Daylight"

 
Mystery Class Photoperiod Map Photoperiod Map: Dates to Report Photoperiod Map: Guiding Questions
Report to Map Dates
to Report
Guiding Questions
for Map Analysis
Just for Teachers: Helpful Links
Mystery Class Participation Guide Mystery Class Participation Guide Mystery Class Participation Guide
How to Particpate
Teacher's Guide
Photoperiod Clues
Planning Packet #1
Time Clues
Planning Packet #2