Learning tools for every school student

Multiplication Table Visualiser

Colour-coded tables for any number 1–20 with skip-counting patterns and a downloadable chart.

Prime Number Sieve

Pick a limit and see primes highlighted in a clean grid with instant results.

LCM & HCF Step-by-Step

Enter 2–4 numbers and see the full prime factorisation working drawn visually.

Fraction Visualizer & Operations

See fractions as pie/bar charts. Add, subtract, multiply, divide with animated step-by-step visuals.

Geometry Shape Calculator

Pick a shape, enter dimensions → get area, perimeter, surface area and volume with step-by-step working and a live diagram.

Graph Plotter

Plot straight lines (y=mx+c), quadratic curves and points on an interactive coordinate grid. Download as PNG.

Simple & Compound Interest

Enter principal, rate and time → compare SI vs CI with step-by-step working, year-by-year table and bar chart.

Number System Converter

Convert between Binary, Octal, Decimal and Hexadecimal with full step-by-step working shown for each conversion.

Statistics Calculator

Enter any data set to get Mean, Median, Mode, Range, Variance and Standard Deviation with step-by-step working and a frequency bar chart.

Maths Formula Sheet

Every formula for Class 6–12 in one place. Filter by class and topic, quick-copy any formula, or print the full sheet.

Trigonometry Table Generator

Exact sin, cos, tan, cosec, sec, cot values for all standard angles 0°–360°. Interactive unit circle animation, fraction & decimal view, downloadable printable cheat sheet.

Interactive Periodic Table

Click any element for full details — configuration, uses, fun facts.

Food Chain / Food Web Builder

Drag-and-drop organisms onto a canvas to build food chains and food webs. Connect prey to predator, then download your web as a PNG image.

Human Body Systems Explorer

Clickable SVG diagrams for Digestive, Circulatory, Skeletal, Nervous and Respiratory systems. Tap an organ to see its function and a fun fact. Take the quiz!

pH Scale Visualiser

Drag the slider to explore the pH scale 0–14. See colour changes, acid/base/neutral classification and 16 real-life substance examples.

Planet Size & Distance Comparator

To-scale comparison of all 8 planets and the Sun. Toggle size vs distance view, click any planet for key facts, and share wow-worthy space cards.

Physics Formula Calculator

Select a topic (Kinematics, Electricity, Optics…), pick a formula, enter known values and instantly get the unknown with full step-by-step working.

Parts of Speech Highlighter

Type or paste a sentence and each word gets colour-coded by its part of speech — noun, verb, adjective, adverb and more. Hover for label and definition.

Vocabulary Flashcard Set

Class-wise CBSE word lists with flashcard flip, spelling test and match modes. Track your session score and share your result.

Spelling Bee Practice

Hear the word pronounced, type the spelling, get instant feedback. Complete a set to earn a downloadable certificate with Ocoviz branding.

Word & Sentence Counter

Paste any text to get word count, sentence count, reading time, readability score and top 10 most-used words. Perfect for essays and assignments.

Symmetry Drawing Tool

Draw on one half of the canvas — the other side mirrors in real time! Vertical, horizontal, 4-mirror and 8-mirror modes. Choose colours, download your art.

Times Table Quiz (Speed Test)

Timed flash quiz on multiplication tables. Pick your table, beat the clock, track your best time. Earn a downloadable certificate for full marks!

Roman Numeral Converter

Convert between Hindu-Arabic numbers and Roman numerals with full step-by-step breakdown. Includes Quiz mode to test yourself!