Vernier Caliper
Measure to 0.02 mm, 0.05 mm, or 0.1 mm precision.
Free exploration, guided practice, and timed quiz modes.
Screw Gauge (Micrometer)
Measure to 0.01 mm precision using the thimble and barrel scale.
Free exploration, guided practice, and quiz modes.
Steel Ruler
Measure length 0–150 mm with 0.5 mm precision.
Free exploration, guided practice, and quiz modes.
Protractor
Measure angles 0°–180° with a rotating arm.
Free exploration, guided practice, and quiz modes.
Pressure Gauge
Read pressure 0–100 PSI with 2 PSI precision.
Dual scale: PSI & BAR / kPa. Free exploration, practice, and quiz modes.
Vernier Height Gauge
Measure heights 0–120 mm with 0.02 mm precision (50-division vernier).
Free exploration, guided practice, and timed quiz modes.
Dial Gauge
Read displacement 0–10.00 mm with 0.01 mm precision.
Revolution counter sub-dial. Free exploration, practice, and quiz modes.
Tolerance & Fits Calculator
ISO 286 limits & fits — clearance, transition & interference.
Step-by-step calculations, guided practice, and timed quiz modes.
Thread Nomenclature
ISO 261 metric thread dimensions — major, minor & pitch diameters,
thread depth, helix angle. Learn terminology, explore sizes, practice & quiz.
Welding Symbol Trainer
AWS A2.4 weld symbols — groove, fillet, plug, spot & seam.
Learn terminology, explore joint types, practice & quiz.
Riveted Joints Trainer
Rivet head types & riveted joint configurations — snap, pan, countersunk, lap & butt joints.
Learn nomenclature, explore types, practice & quiz.
Stress-Strain Diagram
Interactive stress-strain curve — Hooke's Law, yield, UTS, Poisson's ratio, Factor of Safety.
Drag point on curve, example calculations, practice & quiz.
Hooke’s Law Simulator
Interactive spring simulator — F = kx, series & parallel springs, elastic PE, force-extension graph.
Drag weights, adjust stiffness, practice & quiz.
Pascal’s Law Simulator
Interactive hydraulic simulator — P = F/A, force multiplication, mechanical advantage.
Adjust pistons, explore systems, practice & quiz.
Bernoulli’s Principle
Interactive fluid dynamics simulator — Venturi effect, continuity equation, dynamic pressure.
Adjust pipe flow, explore concepts, practice & quiz.
Newton’s Laws of Motion
Interactive physics simulator — 1st Law (inertia), 2nd Law (F = ma), 3rd Law (action-reaction).
Free body diagrams, adjust force & mass, practice & quiz.
Gear Train Calculator
Interactive gear train simulator — gear ratio, RPM, torque. Simple, compound & worm drives
with animated rotating gears. Explore, practice & quiz.
Simple Machines
Interactive simulator — lever, pulley, inclined plane, wheel & axle, screw, wedge.
MA, VR, efficiency calculations. Practice & quiz.
Beam Bending — SFD & BMD
Interactive beam calculator — shear force & bending moment diagrams.
Add point loads & UDL, simply supported & cantilever beams. Practice & quiz.
Ohm’s Law & DC Circuits
Interactive circuit simulator — V = IR, series, parallel & mixed circuits.
Animated current flow, Kirchhoff’s laws, power. Practice & quiz.
Thermodynamics Cycles
Interactive PV diagram simulator — Carnot, Otto, Diesel & Brayton cycles.
Animated piston, efficiency calculations, entropy. Practice & quiz.
Projectile Motion
Interactive trajectory simulator — launch angle, velocity, air resistance.
Ghost trails, velocity vectors, Earth/Moon/Mars gravity. Practice & quiz.
Mohr’s Circle — Stress Analysis
Interactive stress transformation — principal stresses, max shear, rotation angle.
Stress element + Mohr’s circle linked. Practice & quiz.
Cam & Follower Mechanism
Animated cam rotation — SHM, cycloidal, uniform velocity & acceleration profiles.
Displacement, velocity & acceleration diagrams. Practice & quiz.
Vibrations — Spring-Mass-Damper
Interactive vibration simulator — free, damped, forced & resonance modes.
Live waveform, spring-dashpot animation. Practice & quiz.
Friction & Contact Forces
Static & kinetic friction simulator — flat surface, inclined plane, pulling at angle, braking.
Free body diagrams, surface presets. Practice & quiz.
Four-Bar Linkage Mechanism
Animated linkage simulator — Grashof criterion, transmission angle, coupler curves.
Crank-rocker, double-crank & parallelogram presets. Practice & quiz.
Truss Analysis
Analyse Warren, Pratt, and Howe trusses using the method of joints.
Color-coded tension and compression members with force values.
Flywheel Energy Storage
Simulate flywheel kinetic energy storage with animated rotation.
Calculate moment of inertia, stress, and energy density.
Heat Transfer Modes
Visualise conduction, convection, and radiation with animated heat flow.
Calculate heat transfer rate using Fourier, Newton, and Stefan-Boltzmann laws.
Bolted Joint Design
Design bolted connections with standard metric bolts (M6–M24).
Calculate tensile, shear, and bearing stress with safety factors.
Centrifugal Governor
Simulate Watt, Porter, and Proell governors with animated mechanisms.
Analyse controlling force, sensitivity, and speed regulation.
Fluid Flow in Pipes
Visualise laminar and turbulent flow with animated particles.
Calculate Reynolds number, friction factor, and pressure drop.
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