FREE ONLINE TOOLS
Education Tools
Education tools for study workflows, flashcards, quizzes, objectives, GPA, classroom tasks, and learning artifacts. The listed tools are indexable, linked from FastTool hubs, included in sitemap, and exposed in machine-readable discovery files.
PUBLIC EDUCATION INDEX
30 Education tools
Bayesian Evidence Playground Education
Learn Bayes theorem visually with a natural-frequency grid, posterior wheel, tree path, formula bridge, CSV export, Markdown brief, SVG and JSON receipt.
Open toolBlack Hole Lensing Ray Lab Education
Trace light rays around a compact mass with Einstein-ring, photon-sphere and deflection diagnostics, ray ledger CSV, lensing SVG, Markdown brief and JSON receipt.
Open toolCausal DAG Intervention Lab Education
Learn confounders, colliders, mediators and do-interventions with a visual causal DAG, synthetic structural equations, regression estimates, SVG, CSV, Markdown and JSON receipt.
Open toolCellular Automata Voxel Universe 3D Lab Education
Run a bounded 3D cellular automata universe with voxel colonies, birth/survival rules, density and extinction diagnostics, generation ledger CSV, SVG projection, Markdown brief and JSON receipt.
Open toolCrystal Lattice Defect Explorer Education
Build a 3D crystal lattice with vacancies, interstitials and strain, then export defect diagnostics, atom ledger CSV, projection SVG, Markdown brief and JSON receipt.
Open toolDouble Pendulum Chaos Lab Education
Simulate a double pendulum with chaotic tip trail, energy diagnostics, phase ledger CSV, projection SVG, Markdown brief and JSON receipt.
Open toolEarthquake Fault Stress 3D Lab Education
Map a simplified earthquake fault plane with slip patch, Coulomb-style stress proxy, aftershock hot spots, stress ledger CSV, SVG fault map, Markdown brief and JSON receipt.
Open toolExoplanet Transit Light-Curve 3D Studio Education
Simulate an exoplanet crossing a star with 3D orbit geometry, limb-darkened light curve, transit depth, duration and detection signal, CSV curve, SVG chart and JSON receipt.
Open toolFluid Vortex Particle Flow Lab Education
Trace particles through a deterministic 3D vortex flow field with streamlines, velocity diagnostics, particle ledger CSV, projection SVG, Markdown brief and JSON receipt.
Open toolFourier Series Epicycle Lab Education
Decompose a synthetic signal into Fourier terms and see waveform reconstruction, harmonic spectrum, epicycle vectors, residual strip, CSV, Markdown and JSON receipt.
Open toolGradient Descent Terrain Lab Education
Explore gradient descent on visual loss surfaces with learning rate, momentum, contour terrain, path trace, loss curve, CSV export, Markdown brief and JSON receipt.
Open toolGravity Slingshot Flyby Lab Education
Visualize a spacecraft gravity-assist flyby around a moving planet with incoming/outgoing vectors, turn angle, velocity gain estimate, closest approach, CSV path, SVG diagram, Markdown brief and JSON receipt.
Open toolGyroscope Precession Visualizer Education
Visualize gyroscope precession as a moving 3D top axis with angular-momentum and torque vectors, precession path diagnostics, CSV ledger, SVG diagram, Markdown brief and JSON receipt.
Open toolInformation Gain Decision Tree Lab Education
Learn entropy, Gini, information gain and decision-tree splits with a visual synthetic dataset, best-split scan, decision stump SVG, CSV, Markdown and JSON receipt.
Open toolLagrange Point Gravity Map Education
Map L1-L5 points in a two-body rotating frame with primary/secondary bodies, 3D pseudo-potential surface, stable/unstable markers, CSV point ledger, SVG map, Markdown brief and JSON receipt.
Open toolLearning Roadmap Quest Builder Skill Map
Turn a learning goal into a visual quest map with weekly milestones, practice loops, checkpoint quiz prompts, time budget, CSV plan, Markdown brief and JSON receipt.
Open toolLight Cone Spacetime Visualizer Education
Map events inside, outside and on a 3D light cone with spacetime interval classification, causal reach metrics, event ledger CSV, SVG diagram, Markdown brief and JSON receipt.
Open toolLorenz Attractor Phase-Space Lab Education
Explore the Lorenz chaotic system as a moving 3D phase-space ribbon with RK4 integration, divergence proxy, path ledger CSV, projection SVG, Markdown brief and JSON receipt.
Open toolMagnetic Field Line Sculptor Education
Trace a 3D magnetic dipole field with seeded field lines, pole markers, field-strength diagnostics, line ledger CSV, projection SVG, Markdown brief and JSON receipt.
Open toolMarkov Chain State Flow Lab Education
Visualize a Markov chain from a transition matrix with state graph, convergence chart, simulated paths, stationary distribution, CSV, Markdown and JSON receipt.
Open toolMolecule Geometry 3D Lab Education
Explore VSEPR molecule geometry as a live 3D atom, bond and lone-pair model with bond-angle ledger, SVG/CSV/Markdown exports, WebM recording and JSON receipt.
Open toolNeural Network Backpropagation Lab Education
Train a tiny neural network in-browser and see backpropagation as a decision-boundary heatmap, network-weight diagram, loss curve, CSV, Markdown and JSON receipt.
Open toolQuantum Tunneling Wave Packet 3D Lab Education
Visualize a wave packet meeting a potential barrier with 3D probability surface, reflected/transmitted lobes, tunneling ratio estimate, CSV field ledger, SVG profile and JSON receipt.
Open toolRay Caustic Lens Lab Education
Trace a bundle of 3D rays through a thin lens with aberration and tilt controls, focal-spread diagnostics, ray ledger CSV, caustic SVG, Markdown brief and JSON receipt.
Open toolRF Antenna Pattern and Fresnel Clearance 3D Planner Education
Plan a point-to-point RF link with 3D antenna lobes, Fresnel-zone clearance, obstruction risk, path-loss estimate, CSV clearance ledger, SVG link profile, Markdown brief and JSON receipt.
Open toolSimpson's Paradox Visual Lab Education
Explore Simpson's paradox with segment rates, aggregate reversal detection, denominator weights, mosaic-style SVG, CSV export, Markdown brief and JSON receipt.
Open toolSolar System Orrery Playground Education
Explore a moving 3D planetary system with orbit rings, habitable-zone band, resonance ratios, planet labels, CSV ephemeris, SVG orbit map, Markdown brief and JSON receipt.
Open toolTerrain Erosion Watershed Lab Education
Generate a 3D terrain heightfield, trace watershed paths, simulate simple erosion passes and export basin diagnostics, height CSV, SVG map, Markdown brief and JSON receipt.
Open toolThree-Body Orbit Lab Education
Simulate a deterministic three-body gravity system with 3D orbital trails, energy-drift diagnostics, close-approach warnings, CSV state ledger, SVG projection, Markdown brief and JSON receipt.
Open toolWave Interference Surface Lab Education
Build a 3D interference heightfield from multiple point wave sources with constructive/destructive pattern diagnostics, sampled grid CSV, heatmap SVG, Markdown brief and JSON receipt.
Open toolQuality boundary
Use these tools for browser-first drafts, calculations, receipts, and exportable artifacts. For money, safety, legal, medical, regulated, or production-critical decisions, verify the output before acting.