Browse all available IB group sessions and use the filters to find the right subject and tutor for you.
Voronoi Diagrams
Understand the concept of Voronoi Diagrams and their real-world uses in modeling, design, and optimization. Explore perpendicular bisectors, regions, and distances with dynamic geometry tools…
Join this sessionTrigonometry Session SL material
Strengthen your skills in trigonometric ratios and sin/cos rules. Learn to apply trigonometry to navigation, elevation, and bearings through contextual IB-style problems.
Join this sessionAIHL: Vectors
Vectors, kinematics and operations with vectors, full guide
Join this sessionAIHL: graph theory
This topic explores key graph theory algorithms used to solve routing and network problems. Students learn about walks, trails, paths, circuits and cycles in undirected…
Join this sessionComplete Topic 4 Revision SL material
End-to-end review of descriptive statistics (population/sample, reliability, outliers, sampling methods), presentation of data (tables, histograms, cumulative frequency, box & whisker), central tendency & dispersion (mean,…
Join this sessionStatistics: Descriptive, Bivariate & Hypothesis Tests SL material only
From data collection & sampling to visualization (histograms, CF graphs, boxplots), through measures (mean, median, mode, IQR, SD, variance) and effects of constant changes. Develop…
Join this sessionProbability SL material
trial/outcome, sample spaces, relative frequency; Venn & tree diagrams; combined events (A∪B, A∩B), mutual exclusivity, conditional probability P(A|B) and independence P(A∩B)=P(A)P(B). Includes simulations and contextual…
Join this sessionHypothesis Testing SL material
Build confidence with H₀/H₁, significance levels, expected vs observed, χ² test for goodness-of-fit and independence (contingency tables, df, critical values). Interpret p-values, compare to α,…
Join this sessionProbability Distributions SL material
Discrete random variables & expected value, binomial distribution (model contexts, mean/variance by technology), and the normal distribution (properties, probabilities, inverse normal). Practice calculator workflows and…
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