Chemistry
5 toolsEquation Balancer
Balance any chemical equation using matrix algebra. Handles complex multi-element reactions.
Chemistry
pH Calculator
Calculate pH, pOH, [H⁺], and [OH⁻] with a visual pH scale and solution classifier.
Chemistry
Periodic Table
Interactive table of all 118 elements. Click any element for atomic data, electron config, and properties.
Chemistry
Molarity Calculator
Solve for molarity, moles, or volume. Includes dilution (C₁V₁=C₂V₂) and mass-to-moles converter.
Chemistry
Reaction Types
Classify reactions as synthesis, decomposition, single/double replacement, combustion, or redox.
Chemistry
Mathematics
5 toolsEquation Solver
Solve linear, quadratic, and polynomial equations. Plots the function and shows step-by-step working.
Math
Geometry Playground
Calculate area, perimeter, and volume for 15+ shapes. Interactive canvas with labeled diagrams.
Math
Fraction Calculator
Add, subtract, multiply, divide fractions with step-by-step LCM/GCD working. Ratio simplifier included.
Math
Statistics Calculator
Mean, median, mode, variance, std dev, quartiles, and an auto-generated histogram for any dataset.
Math
Unit Converter
Convert between units of length, mass, temperature, area, volume, speed, time, pressure, and energy.
Math
Physics
5 toolsProjectile Motion
Simulate projectile trajectories. Adjust velocity, angle, height, and gravity. Animated canvas.
Physics
Ohm's Law Calculator
Solve for V, I, R, or P given any two. Formula wheel diagram + practical examples.
Physics
Wave Visualizer
Animate waves with adjustable amplitude and frequency. EM spectrum reference with band classifier.
Physics
Free Fall Calculator
Calculate h, t, and v under gravity for 8 planets. Animated drop simulation.
Physics
Circuit Calculator
Series and parallel resistor calculator, voltage divider, and LED resistor tool with SVG diagrams.
Physics
Biology
5 toolsPunnett Square
Generate mono- and dihybrid crosses. Shows phenotype/genotype ratios with inheritance patterns.
Biology
Cell Division
Step-through animated SVG diagrams for all phases of mitosis and meiosis. Side-by-side comparison.
Biology
Food Web Builder
Explore savanna, ocean, and forest food webs. Drag nodes, see energy flow and the 10% rule.
Biology
DNA Transcription
Convert a DNA template → mRNA → protein. Full codon table, color-coded bases, amino acid sequence.
Biology
Body Systems
Explore all 9 major body systems with key organs, functions, facts, and an SVG body diagram.
Biology
Geography
4 toolsTime Zone Converter
Convert times across 35 world time zones. Live clocks, includes Mogadishu EAT (UTC+3).
Geography
Climate Zones & Biomes
Explore 8 biomes with climate graphs, fauna, flora, soil types, and Köppen classification.
Geography
Countries & Capitals Quiz
Quiz yourself on all 195 countries and their capitals. Filter by continent, multiple-choice mode.
Geography
Population Calculator
Model exponential and logistic population growth. Doubling time, growth chart, population pyramids.
Geography
Languages
3 toolsSentence Analyzer
Color-code any sentence by part of speech — noun, verb, adjective, adverb, and more.
Languages
Vocabulary Flashcards
Academic words, science terms, IGCSE vocabulary — flip-card training with spaced repetition.
Languages
Somali ↔ English
Searchable Somali–English reference with 250+ words across school, family, animals, greetings, and more.
Languages
Study Tools
4 toolsPomodoro Timer
Focus timer with configurable work/break intervals, session tracking, and keyboard shortcuts.
Study
Flashcard Creator
Create your own flashcard sets and quiz yourself. Flip cards, multiple-choice mode, and score tracking.
Study
Mind Map Builder
Build concept maps with draggable SVG nodes, color-coded branches, and 3 levels of depth.
Study
Quiz Generator
Paste your notes and auto-generate fill-in-the-blank, true/false, and matching questions.
Study
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