Browse all available IB group sessions and use the filters to find the right subject and tutor for you.
Gene Expression (HL) & Water Potential
D2.2 Gene expression (HL); D2.3 Water potential — regulation & transport in plant tissues.
Join this sessionChemical & Neural Signalling
C2.1 Chemical signalling (HL) & C2.2 Neural signalling — rounded up to 3h for full coverage.
Join this sessionGas Exchange & Transport
B3.1 Gas exchange; B3.2 Transport — systems-level understanding with data analysis tasks.
Join this sessionEnergetics (Grade 12)
Explore calorimetry, Hess’s law, enthalpy of formation and combustion, bond enthalpy, Born–Haber cycle, lattice energy, entropy, and Gibbs free energy. Includes tricky IB-style data analysis…
Join this sessionOrganic Chemistry (Grade 12)
Learn naming of organic compounds, all reactions and conditions in the syllabus, and master reaction mechanisms: free radical substitution, electrophilic and nucleophilic addition/substitution.
Join this sessionAcids and Bases
Review of pH, pOH, pKa, pKb calculations, salt hydrolysis, buffers, and titration curves. Includes theory, data interpretation, and calculator-based IB exam practice.
Join this sessionOxidation & Reduction (Grade 12)
Learn to balance redox equations, study electrochemical cells (voltaic, fuel, secondary), calculate cell potentials and Gibbs free energy, and practice electrolysis of molten and aqueous…
Join this sessionBonding (Grade 11)
Master Lewis structures, VSEPR theory, polarity, intermolecular forces, and chromatography. Then move into sigma & pi bonds, resonance, hybridization, and bond order with applications to…
Join this sessionKinetics (Rates of Reaction)
Covers rate laws, rate expressions, graphical interpretation, activation energy, and the Arrhenius equation. Learn how to identify the rate-determining step and propose valid mechanisms.
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