Illustrative Mathematics
Extensions, Bisections and Dissections in a Rectangle
Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...
Illustrative Mathematics
Are They Similar?
Learners separate things that just appear similar from those that are actually similar. A diagram of triangles is given, and then a variety of geometric characteristics changed and the similarity of the triangles analyzed. Because the...
Oklahoma Bar Association
Into Which Caste Have You Been Cast?: India's Caste System
What was it like to fit into a certain class with no choice in the matter? Learners experience the caste system in a role-play activity, work individually on handouts to enhance their learning, and participate in an evaluation activity...
Michael Hunter and Fiona Kisby
Robert Boyle and Medical Reform in the 17th Century
Introduce pupils to the work of Robert Boyle and his influence on medical practice through a series of informational texts and discussion questions.
BBC
Walk Through History
First the Vikings raided Great Britain, and then they set up camp and moved in. Learners explore Viking times and discuss reasons why groups choose to settle. They construct a class timeline, engage in several online activities, and then...
Curated OER
Inuktitut
Students explore Inuit language. In this Inuktitut lesson, students listen to a lecture about the history and phonology of the Inuit language. Students create Inuktitut-English dictionaries with illustrations for younger student use.
Curated OER
Babylonian Square Roots
Students are introduced to a method for finding square roots used by the Babylonian people of Mesopotamia. The method involves dividing and averaging, over and over, to find a more accurate solution with each repeat of the process.
Curated OER
Diophantus II
Students use an ancient math game to establish the context for solving problems by investigating them in a systematic and mathematical way. They also need to have the ability to solve various types of equations.