Lesson Plan
Curated OER

The Achievements and Challenges of Guatemala

For Teachers 9th - 12th
Learners research the Mayan number and calendar system. They translate a variety of math problems from base-10 Arabic numbers into a base-20 Mayan representation. They discuss current challenges faced by the people in today's Guatemala.
Lesson Planet Article
Curated OER

Holiday Math Lesson Plans and Activities

For Teachers 2nd - 5th
December is filled with holiday traditions using numbers. Here are some holiday math lesson plans that you can do with your students.