Curated OER
The Four-Color Problem: Concept and Solution
Take a walk through time, 1852 to 1994, following the mathematical history and development of the Four-Color Theorem. Learners take on the role of cartographers to study an imaginary world of countries that need to be mapped. One rule:...
![Is Your Blue Really Blue? [Metamerism] Lesson Plan](http://content.lessonplanet.com/resources/thumbnails/94747/large/bwluav9tywdpy2symde4mtixny0zmdywos1smnd6dxauanbn.jpg?1545052463 "Is Your Blue Really Blue? [Metamerism] Lesson Plan")
Curated OER
Is Your Blue Really Blue? [Metamerism]
Students learn fundamentals about color perception, and explain the phenomenon called "metamerism". Students learn the three basic components of color perception: light source, illuminated colored object, and the light detector.
![Is Your Blue Really Blue? [Metamerism] Lesson Plan](http://content.lessonplanet.com/resources/thumbnails/299613/large/otq2otizlmpwzw.jpg?1315624134 "Is Your Blue Really Blue? [Metamerism] Lesson Plan")
Curated OER
Is Your Blue Really Blue? [Metamerism]
Students examine color perception and how it relates to metamerism. In this color lesson students complete a lab activity that shows them the three basic components of color perception.
Curated OER
Ellis Island Tapestry
Students participate in a simulation activity. They explore Ellis Island and experiences that immigrants in the late 1800's had on their way to the United States. The role play includes questioning by inspectors, a manifest list, and...
Curated OER
Metal Foil Drawings
Have fun with foil. This art lesson involves mediums that can easily be found in your home, classroom, or local store. Your young artists will create a design on foil that will result in a beautiful, shiny picture. Tip: Have everyone...
Curated OER
Print Patterns, Please!
Young scholars practice the art of stamping and pattern design in this lesson using cotton fabric, ink, acrylic paint, watercolors, Elmer's Glue, and Model Magic. Emphasis is placed on the creation of individual student stamps and...