"In statistics, there are many discrete probability distributions. The binomial distribution is a discrete probability distribution that describes the probability of success in a binomial experiment. Learn more with CK-12 Flexbooks"

"CK-12 FlexBooks on Probability explains whether an event will or will not occur. Using the laws of probability, we can find the likelihood of two events occurring together, not occurring, or a large variety of other combinations."

CK-12 Geometry FlexBooks describes Geometry basic concepts including points, angles, lines, and line segments.

CK-12 FlexBooks explains Real numbers can be broken down into different types of numbers such as rational and irrational numbers. They can be visualized using number lines and operated on using set symbols and operators.

CK-12 Chemistry FlexBook covers  physical properties and chemical properties and relationship between the velocity, wavelength, and frequency