ThinkIt TeachIt

Steps of chi squared test for independence are explained with an example.

IB Mathematics: Applications and Interpretation HL Spearman's rank correlation coefficient powerpoint slides with an investigation, international mindedness and TOK questions.

Looking for a meaningful, real-world statistics investigation that goes beyond basic calculations? This engaging project asks students to collect, analyze, and interpret real data while applying key statistical concepts such as: Quartiles & Five-Number SummaryInterquartile Range (IQR)Outliers using the 1.5 × IQR ruleBox-and-Whisker and Stem-and-Leaf PlotsComparing data using shape, centre, and spreadSampling methods (simple random & stratified)Students will: Collect their own screen time data u

Looking to bring your higher-level math students deeper into the world of function modeling? This choice board activity is designed to give IB Math AI SL & HL, Pre-Calculus, or advanced Algebra II students the opportunity to explore cubic functions through inquiry, technology, and real-world applications. What’s Included:A leveled Choice Board with 3 tiers of difficulty (Level 1, 2, 3) 9 creative tasks focusing on: Modeling with real data Comparing quadratic vs. cubic fits Using Desmos/GeoG

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

An investigation on the trapezoidal rule to estimate the areas for irregular regions with rubrics are included.