Every STEM Problem Step
Transparent, Rigorous & Exam-Ready
Full algebraic derivations rendered in KaTeX, dimensional unit validation, and physical Casio fx-991 hardware keystroke sequences for secondary and college scholars.
📚 Subject Curriculum Directory
Explore specialized equation solvers and laboratory simulators categorized by syllabus
Physics
Kinematics, Dynamics, Work-Energy, Heat, Waves, Optics, and Current Electricity.
Chemistry
Mole concept, molarity, Graham’s diffusion, Bohr model, limiting reagents, ΔH, and pH.
General & Higher Math
Grouped statistics (Mean, Median, Mode), trigonometry, Apollonius, series, and geometry.
Biology
BMI, Harris-Benedict BMR, aerobic respiration ATP yields, Punnett squares, and ecology.
ICT Laboratory
HTML5 editor, digital logic gate circuits, C memory tracer, and in-memory SQL simulator.
SSC Physics & Higher Mathematics Complete Solution Suite
Every textbook equation across 13 Physics chapters and 14 Higher Math chapters with bidirectional rearrangements, step-by-step KaTeX proofs, and 10-year past board examination exemplars.
Flagship Computational Solvers
Standardized calculators embedded within comprehensive pedagogical guides
SSC Physics Equation & Solution Suite
Bidirectional algebraic rearrangements covering all 13 chapters (F=ma, v=u+at, s=vt, H=msΔθ, V=IR).
SSC Higher Mathematics Solver & Proofs
Apollonius theorem, quadratic equations, infinite geometric series, binomial expansion & Shoelace formula.
SSC Chemistry Quantitative Solution Suite
Molar mass, molarity, limiting reagents, bond energy enthalpy (ΔH), and aqueous pH solver.
SSC General Mathematics & Statistics Solver
Grouped frequency distribution Mean, Median, Mode tables, heights & distances trigonometry, and mensuration.
SSC Biology Solutions & Calculations Suite
Harris-Benedict BMR & daily caloric needs, Krebs cycle net ATP yield, and 2x2 Punnett cross analysis.
C Programming Memory Tracer & Dry-Run Lab
Procedural step-by-step code execution, live RAM variable registers, and board examination dry-runs.
How Biggan.me Solves Core Student Frustrations
Eliminating black-box calculations and bridging the divide to physical examination hardware
Casio fx-991 Hardware Bridge
Smartphones are prohibited in exam halls. Every calculator provides an exact keystroke guide for the Casio fx-991CW, fx-991EX, fx-991ES PLUS, and fx-100MS.
Transparent Step-by-Step Proofs
Every solution exposes the base governing equation, isolated target variable, intermediate value substitutions, and dimensional unit cancellations in KaTeX.
Zero-JS HTML First Performance
Built with Astro and isolated React islands. Sub-1.2s page loads even on metered 3G mobile connections with zero layout shifts.