Leap Year
Holidays & Events
High Int
Teens & Adults
Grades 6–12
In this lesson, students learn the reason for leap years and how to calculate when the next one will be. They also learn some history about calendars. Includes research questions about leap seconds and the Birthday Paradox.
Focus
topic-based
4-skills
interpretive
Vocabulary
divisible
synchronize
shift (noun)
correction
off track
reform (verb)
astronomer
century
adoption
advise