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Science & Math Calculators
🌐বাংলা
STEM & ICT Tools Directory

Interactive Labs & Programmatic Calculators

Board exam verified derivations, dimensional unit analysis, physical Casio fx-991 hardware keystroke bridge, and zero-server client-side ICT lab simulators.

Showing 17 computational solvers & simulators100% Client-Side
⚡Full Solver

SSC Physics Calculator & Step-by-Step Solver

Complete equation solver covering all 13 NCTB chapters: Kinematics, Dynamics, Work-Energy, Heat, Waves, Optics & Circuits.

NCTB SSC Physics (All 13 Chapters)Launch→
📐Full Solver

SSC Higher Mathematics Solver & Proofs

Comprehensive solver covering all 14 NCTB chapters: Apollonius theorem, quadratics, infinite series, binomials & Shoelace area.

NCTB SSC Higher Math (All 14 Chapters)Launch→
⚗️Full Solver

SSC Chemistry Quantitative Problem Solver

Quantitative problem solver covering Graham’s Law, Bohr Model, Mole, Molarity, Limiting Reactants, ΔH, and pH.

NCTB SSC Chemistry (Quantitative Chapters)Launch→
➕Full Solver

SSC General Mathematics & Statistics Solver

Procedural solver for grouped statistics (Mean, Median, Mode), trigonometry, algebra, and mensuration.

NCTB Secondary Math (Classes 9-10)Launch→
🧬Full Solver

SSC Biology Solutions & Equation Suite

Quantitative solver for BMI, BMR, Caloric Needs, Respiration ATP yields, Punnett squares, and Lindeman’s 10% energy pyramid.

NCTB SSC Biology (Quantitative Chapters)Launch→
💻Dry-Run Engine

C Programming Code Runner & Memory Tracer

Step-by-step loop execution, prime verification, Fibonacci sequences, live RAM variable registers, and dry-run worksheets.

NCTB HSC ICT Chapter 5Launch→
🔌Real-time Signal

Digital Logic Circuits & Gate Simulator

Interactive signal evaluation for Half Adder, Full Adder, and De Morgan’s theorem with synchronized dynamic truth tables.

NCTB HSC ICT Chapter 3Launch→
🌐Board Special

HTML5 Code Editor & Live Viewport Runner

Practice HSC Chapter 4 web design, complex table structures (colspan/rowspan), and common board mistake debugging.

NCTB HSC ICT Chapter 4Launch→
🗄️In-Memory SQL

Relational Database & SQL Simulator

Practice SELECT, WHERE, INNER JOIN, and GROUP BY queries on Student/Result tables with interactive ER schema visualizer.

NCTB HSC ICT Chapter 6Launch→
⚗️Popular

Molar Mass & Composition Deconstructor

Calculate exact molecular weights for hydrates, coordinate salts, and complex chemical compounds with percent mass.

NCERT Class 11 • AP ChemistryLaunch→
⚡Exam Special

Ion-Electron Redox Balancing Engine

Balance oxidation-reduction reactions in acidic and basic media using step-by-step half-reactions and electron transfer.

Class 11 Redox • NEET / JEELaunch→
📏Laboratory

Significant Figures & Precision Engine

Count significant digits, convert to scientific notation, and execute precision-tracked addition, subtraction, and multiplication.

Units & Measurements • Lab ProtocolsLaunch→
🎯Interactive Plot

Kinematic Projectile Motion Solver

Compute maximum elevation, flight duration, horizontal range, and generate interactive 2D trajectory vector plots.

Motion in a Plane • MechanicsLaunch→
📐Algebra

Procedural Quadratic Equation Solver

Calculate real & complex roots, analyze discriminants, compute parabola vertex, and render completing-the-square steps.

Algebra • PrecalculusLaunch→
↗️3D Visualizer

3D Vector Math & Geometric Solver

Compute dot products, cross product vectors, angle between vectors, unit normals, orthogonal projections, and 2D/3D components.

Physics Mechanics • Vector AlgebraLaunch→
💨Piston Simulator

Ideal Gas Law & Kinetic Theory (PV = nRT)

Solve PV = nRT for any variable, calculate RMS speed (c_rms), kinetic energy, and combined gas law with live piston simulation.

Physical Chemistry • Thermal PhysicsLaunch→
🧪Lab Standard

Solution Preparation & Dilution Solver

Calculate primary standard mass (W=SMV/1000), stock dilution (V₁S₁=V₂S₂), titration equivalence, and molarity to PPM conversion.

Quantitative Chemistry • Solution ProtocolsLaunch→