Curated OER
Visualizing Skip Counting by 2
Drawing pictures to solve math problems is not only a good problem solving strategy, it's also mathematical modeling. First graders read six basic word problems that have them skip count by twos to find the answer. They draw pictures in...
Curated OER
Equivalent Fractions Manipulatives
Students study fractions. In this equivalent fractions lesson, students utilize fraction strips to enhance their understanding of equivalent fractions. They watch a demonstration and then work independently with their own set of fraction...
Curated OER
Mathematical Modeling and Physics
Twelfth graders use a web site to investigate roller coaster physics. In this mathematical modeling lesson, 12th graders are grouped according to their performance on a test. Each group is given an activity to complete on a web site...
Curated OER
Mathematical Modeling
In this Pre-Calculus activity, students investigate the process of formulating, solving, and interpreting mathematical models. The ten page activity contains explanation and four solved examples to serve as a guide for the modeling...