Determine how many valentines will be exchanged depending on the number of students in each class. This interactive exercise focuses on examining data to find a pattern and extending the pattern until a rule can be realized, taking math out of the classroom and into the real world.

See this activity on Annenberg Learner's professional development course for teachers.

Contributor:

Funder:

Producer:

© 2018 PBS & WGBH Educational Foundation. All rights reserved.