Changelog

Updates, new content, and improvements to Study Vault.

6 May 2026

Math Update

NewFull CSEC Mathematics syllabus added — 37 posts covering every section
NewAlgebra: expressions, factorisation, linear and simultaneous equations, inequalities, quadratics, variation, and identities
NewNumber Theory: number sets, sequences, factors and multiples, HCF/LCM, and number bases
NewComputation: number types, arithmetic, fractions, percentages, ratios, scientific notation, and rounding
NewConsumer Arithmetic: profit and loss, simple and compound interest, exchange rates, hire purchase, taxes, and wages
NewSets: notation, operations, Venn diagrams, and problem solving
NewRelations, Functions & Graphs: relations, functions, linear graphs, inequalities, composite and inverse functions, and linear programming
NewMeasurement: perimeter, area, sectors, surface area, volume, speed, maps, and unit conversion
NewGeometry & Trigonometry: angles, polygons, congruence, transformations, Pythagoras, trig ratios, sine and cosine rules, bearings, and circle theorems
NewStatistics: data types, frequency tables, diagrams, averages, spread, ogives, and probability
NewVectors & Matrices: vector operations, matrix arithmetic, determinants, inverses, and transformation matrices
NewAnimated diagrams embedded throughout using JSXGraph and Manim-rendered videos

5 May 2026

NewAll tab on the poetry theme overview showing all 20 poems grouped by set with coloured section headers
NewChangelog page
ImprovedEnglish Literature subject page redesigned with dedicated Drama, Prose Fiction, and Poetry sections and sub-category pages
ImprovedPoetry theme overview completely redesigned with poem rows, coloured left-border accents, and pill tags replacing the old card grid
ImprovedMobile header simplified to search and menu icons only, with auth and theme selector moved into the nav sheet
ImprovedHeader icons enlarged with circle borders removed for a cleaner look
FixedTheme breakdown row and group header padding now consistent throughout