Mathematics & statistics
Basic Algebra with Applications
Ivan G. Zaigralin
6th edition; copyright 2017–2023 · Read online
Build a foundation in expressions, equations and functions, with worked exercises to try yourself.
01 / A place to begin
A new way into mathematics.
Start where you are. Follow a question. Find the book that makes the next idea click.
Find your next read
Mathematics is a collection of connected ideas, with more than one way in. These open books offer starting points in algebra, functions, reasoning and statistics. Choose a branch that fits your question, then check the book’s own prerequisites before you commit.
The reading shelf / 6 selections
What would you like to understand next?
Each selection has its own starting point. Follow the one that interests you.
Meet mathematics through questions about money, decisions, probability and everyday life.
Mathematics & statistics
Precalculus: An Investigation of Functions
David Lippman, Melonie Rasmussen
Edition 2.3, July 2022 · Read online
Explore functions and their graphs after becoming comfortable with elementary algebra.
Mathematics & statistics
OpenIntro Statistics
David Diez, Mine Çetinkaya-Rundel
Fourth edition, tablet PDF updated 12 August 2019 · Read online
Start asking what data can tell you, and what a statistical conclusion leaves uncertain.
Mathematics & statistics
A Cool Brisk Walk Through Discrete Mathematics
Stephen Davies
Version 2.2.2, 2026 · Read online
Take a different branch into counting, logical arguments and discrete structures.
Mathematics & statistics
Tea Time Linear Algebra: Explorations in Mathematics
Leon Q. Brin
Second edition, 2022; iReadAll reading adaptation v2 · Read online
Connect algebra to vectors and linear transformations; check the introduction for the expected background.
A little further
Keep the idea going.
01 / 3 min readFind Your Way into Mathematics
Choose a mathematical question, find an open textbook, and turn one worked example into a useful first reading session.
02 / 4 min readHow to Listen to Textbooks as AudioTurn authorized textbook files into a useful listening layer without pretending audio replaces diagrams, notation, or problem practice.
03 / 10 min readDual Coding Theory: How Words and Images Aid MemoryAn evidence-based guide to verbal and imagery codes, practical study examples, and why reading while listening is not automatically dual coding.
Five ways in
Where will you go next?
Thoughtful reading paths, open books, and ideas you can explore for yourself.
01 / A place to begin
A new way into mathematics.
Start where you are. Follow a question. Find the book that makes the next idea click.
02 / Think in code
Small steps. Powerful ideas.
A first program, a clever search, a useful question about data. Make the invisible steps visible.
03 / The examined idea
Stay with a good question.
What counts as knowledge? What makes an argument hold? Open a book that leaves room to think.
04 / The small reading escape
A little time. A whole world.
A poem, a fable, a story with a turn you did not see coming. Read something complete.
05 / Read together tonight
One story. A shared moment.
Find a small adventure, follow the pictures, and leave a little room for conversation.