# Interactive Mathematics

## Math Lessons

- Algebra

- Numbers
- Basic Algebra
- Factoring & Fractions
- Quadratic Equations
- Systems of Equations
- Matrices and Determinants
- Exponents & Radicals
- Exponential & Logarithmic Functions
- Polynomial Equations
- Inequalities
- Series and the Binomial Theorem

- Money

- Graphs

- Trigonometry

- Imaginary

- Probability

- Differentiation

- Introduction to Calculus
- Differentiation
- Applications of Differentiation
- Differentiation of Transcendental Functions

- Integration

- Higher Calculus

### Explore math

Use interactive apps to explore math and get a better understanding of what it all means. Go ahead - play and learn!

There's over 300 easy to understand math lessons.

### What users say...

- This is just so helpful! (
*Gene*) - Love your site. Thanks for the easy-to-understand instructions. (
*Geneva*) - Really very helpful.. Loved it.. I will give it 5 stars... (
*Richa*)

### Latest articles

#### How to find the length of a spherical spiral

How do we find the length of a spherical spiral, with equidistant spirals? Here's the solution to this interesting reader's question... more »

#### The Information Paradox

The Information Paradox is an interesting challenge to the accepted notions of how life on Earth came to be. There's some mathematics involved, too!.. more »

#### Hyperbolic and exponential discounting

There's some interesting mathematics behind hyperbolic discounting, a behavioral finance concept. Here's how it compares to exponential discounting... more »

#### Popular classics

### The IntMath Newsletter

Sign up for the free **IntMath Newsletter**. Get math study tips, information, news and updates each fortnight. Join thousands of satisfied students, teachers and parents!