Curated OER
Alien Math
First graders identify combinations and patterns in this lesson plan. They manipulate an alien picture with 10 arms - 5 red and 5 blue. They use an individual alien picture to identify as many combinations as possible. Students compare...
Cornell University
Classification
Explore the scientific method of classification. An interactive activity asks learners to create a classification system for a group of objects and develop a flow chart to communicate their systems. In addition, individuals use a...