Percent Increase and Decrease Quiz

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1929 Stock Market Crash Activity

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This is a great way to illustrate to students what it was like to be investing in the 1920s. Many students can you tell you there was a stock market crash, but it's difficult to understand the effect of that event without examining just how much stocks increased throughout the decade and then fell in the subsequent crash. In this activity, students get to see what happened to the price of six of the most prominent companies of the time: RCA, General Motors, U.S. Steel, Coca-Cola, General Electr

9th - 12th, Adult Education, Higher Education

Economics , Financial Literacy, U.S. History

IB Math:AI HL:Topic 3(Geometry&Trigonometry: AHL3.14-3.16):Graph Theory

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ThinkIt TeachIt

This resource covers key concepts from Graph Theory, including Chinese Postman Problem and Traveling Salesman Problem, aligned with IB Math: Applications and Interpretation HL (AHL3.14–3.16). It includes: Example questions from the Oxford and Haese textbooks Scaffolded investigations to promote student inquiry A dedicated TOK activity linking mathematics to real-world thinking Reflection and inquiry prompts after each section to deepen understanding Perfect for in-class instruction, designed t

11th - 12th

Geometry