Structure
One idea per screen
Chapters are split into short lessons so a single concept never competes for attention.
VisualTextbook rebuilds the school textbook for the way students actually think — clean reading, honest explanations, and interactive concepts that stay with you long after the chapter ends.
Drag the handles and watch the concept respond.
This is the kind of interactive explanation you'll find inside VisualTextbook lessons.
Learning launcher
Choose your board, then your class, then your subject — and start reading where you left off.
Board
Class
Subjects
How VisualTextbook teaches
A textbook can only state that √2 is irrational. A lesson should let you look for it.
Lesson excerpt · Real Numbers
Every point on the number line is a real number. Some of those points can be written as a ratio of two integers — those are rational. The rest, like √2 and π, cannot be written that way at all.
A number is rational if it can be written as p⁄q, where p and q are integers and q ≠ 0.
Drag the point or pick a number — VisualTextbook classifies it as you move.
Try a number
√2
Number sets
This point exists on the line, but no fraction of integers lands exactly on it.
Key learning features
Each lesson is assembled from the same set of building blocks — readable text, exact diagrams, and things you can try yourself.
Structure
Chapters are split into short lessons so a single concept never competes for attention.
Practice
Drag a slider, move a point, change a value — the diagram answers back instantly.
Accuracy
Every figure is drawn from real coordinates, so labels, angles and lengths always agree.
Clarity
Definitions come before symbols, with the exact textbook terms kept intact.
Method
Solutions unfold step by step, showing the reasoning and not just the final answer.
Independence
Follow a whole chapter alone at a desk, at your own pace, without a classroom.
Three ways to understand
Every chapter moves through the same three gears — read it clearly, see it, then change it yourself.
Lesson 2 · Quadratic Equations
A root is simply a value of x that makes the equation true. Substituting it should leave both sides equal — nothing more mysterious than that.
Key idea
ax² + bx + c = 0, a ≠ 0
Every visual in VisualTextbook is built alongside the explanation it supports — labelled, accurate, and readable at a glance.
See tightly packed particles begin to move, flow, and spread out as matter changes from solid to liquid to gas.
Drag the slider to add heat energy.
Solid
Particles stay closely packed and vibrate around fixed positions.
From the library
Published lessons from CBSE Classes 9 and 10 with interactive visual labs, ready to explore right now.
CBSE · Class 10 · Science
Move the object and investigate how a concave mirror changes the position, size, and nature of its image.
CBSE · Class 9 · Science
Explore how a velocity–time graph connects motion, acceleration, and displacement.
CBSE · Class 10 · Mathematics
Investigate combined solids and distinguish exposed surfaces from hidden joins and cavities.
CBSE · Class 10 · Mathematics
Locate integers, rational fractions, and irrational values like √2 on an interactive real number line.
About VisualTextbook
VisualTextbook keeps the curriculum exactly as it is — the same chapters, the same syllabus — and rebuilds the explanation around how a student actually gets to understanding.
That means definitions before symbols, one idea per screen, and a visual whenever words alone would be doing too much work.
It's written for the student sitting alone at a desk at 10pm, with a chapter to finish and nobody to ask.
No classroom required to follow along.
Same syllabus, clearer language.
Concepts you can move and test.
Have a question or found something wrong in a lesson? Get in touch with VisualTextbook.
CBSE and ICSE, Classes 6–12. No account needed to start reading.