Free Online Classes
Online classes are a great alternative to classroom instruction these days. They go beyond lecture videos by including online quizzes or tests to verify that students have truly learned the material, and some have scheduled online lectures or group participation. Find the best online courses here for any grade level and virtually any academic subject, many of which are suitable for high school or college level classes. To see just free online classes, set the price filter to zero.
Spectroscopy
Online class
Spectroscopy is the study of how light interacts with matter. We can use spectroscopy to determine the structure and functional groups in organic compounds. We will be learning about how to use IR,...
Sports and Society
Sports & Recreation
College | Online class
Sports play a giant role in contemporary society worldwide. But few of us pause to think about the larger questions of money, politics, race, sex, culture, and commercialization that surround...
Stanford Introduction to Food and Health
Nutrition
College | Online class
Around the world, we find ourselves facing global epidemics of obesity, Type 2 Diabetes and other predominantly diet-related diseases. To address these public health crises, we urgently need to...
Stars, black holes and galaxies
Astronomy
High School - College | Online class
Stars begin when material drifting in space condenses due to gravity to be dense enough for fusion to occur. Depending on the volume and make-up of this material, the star could then develop into...
Start ASL
American Sign Language (ASL)
7th - College | Online class, Printable
So you’re ready to learn sign language… And it couldn’t be easier to start! Why do we have so much available for free? We often get asked this question. The truth is, we offer all of this for two...
Start here
Online class
Here’s where you’ll find a list of resources for all 250 AP objects in one place. Also some helpful material about dates and maps and how to look at art.
Start Your Own Business Capstone - Action
Entrepreneurship & Small Business
High School - College | Online class
It is a cliché, but nevertheless very true. Experience is the best teacher. It is also the best confidence builder. It is time for you to take action! The concepts and skills presented throughout...
States of matter and intermolecular forces
Online class
Have you ever wondered how some insects are able to “skate” on the surface of water? We will learn about how intermolecular forces make this possible. We will also cover liquids, solids, mixtures,...
Statistical Mechanics: Algorithms and Computations
Physics
High School - College | Online class
In this course you will learn a whole lot of modern physics (classical and quantum) from basic computer programs that you will download, generalize, or write from scratch, discuss, and then hand...
Statistical Molecular Thermodynamics
Thermodynamics
College | Online class
This introductory physical chemistry course examines the connections between molecular properties and the behavior of macroscopic chemical systems.
Statistical Reasoning for Public Health 1: Estimation, Inference, & Interpretation
Public Health & Epidemiology
College | Online class
A conceptual and interpretive public health approach to some of the most commonly used methods from basic statistics.
Statistical Reasoning for Public Health 2: Regression Methods
Public Health & Epidemiology
College | Online class
A practical and example filled tour of simple and multiple regression techniques (linear, logistic, and Cox PH) for estimation, adjustment and prediction.
Statistical studies
Statistics & Probability
College | Online class
Inferring population mean from sample mean Much of statistics is based upon using data from a random sample that is representative of the population at large. From that sample mean, we can infer thin…
Statistical Thermodynamics: Molecules to Machines
Thermodynamics
College | Online class
Modern engineering research focuses on designing new materials and processes at the molecular level. Statistical thermodynamics provides the formalism for understanding how molecular interactions...
Statistics Capstone Project
Statistics & Probability
High School - College | Online class
The capstone project will be an analysis using R that answers a specific scientific/business question provided by the course team. A large and complex dataset will be provided to learners and the...
Statistics for Genomic Data Science
Genomic Data Science
College | Online class
An introduction to the statistics behind the most popular genomic data science projects. This is the sixth course in the Genomic Big Data Science Specialization from Johns Hopkins University.
Stereochemistry
Online class
Just like how your left foot doesn’t quite fit your right shoe, molecules also can have properties that depend on their handedness! This property is called chirality. We will go over what makes a...
Stocks and bonds
Online class
Many people own stocks, but, unfortunately, most of them don’t really understand what they own. This tutorial will keep you from being one of those people (not keep you from owning stock, but keep...
Story and Narrative Development for Video Games
Video Game Design
College | Online class
In this course, you will examine how storytelling acts as a vital mechanism for driving video gameplay forward. Looking at several historical and contemporary games, you will be asked to evaluate...
Strategic Leadership and Management Capstone
Management
College | Online class
The capstone is a strategic leadership and management plan where you’ll apply what you will learn to an actual business situation with participation by one or more focal companies. The deliverable...
Strategic Management - Capstone Project
Management
College | Online class
In this capstone project course, we revisit the strategy controversy at e-Types, introduced in the first course in this specialization, Strategic Management, and further analysed in each of the...
Strategic Planning and Execution
Management
College | Online class
Avoid the pitfalls of strategy planning and execution with the tools and skills from this course. You’ll learn the pillars of strategy execution—analysis, formulation, and implementation—and how to...
Strategic Self-Marketing and Personal Branding
Self-Help
College | Online class
In this course, you will learn how to use strategic marketing and personal branding techniques for designing, enhancing, and promoting your professional image. Acting as “your own Chief Executive...
Strategy Implementation
Strategic Management
College | Online class
About this Course Even thoroughly developed business strategies may fail if not enough attention is paid to their implementation. This rings particularly true with strategies based on innovation or...
Strengthening Your Widening Network
Business Communication
College | Online class
In this course, you will learn strategies not only on how to communicate effectively but also how to strengthen your relationships with co-workers and other stakeholders from diverse cultural...
Structure and bonding
Online class
Let’s review the basics of chemical bonds including dot structures, hybridization, bond-line structures, electronegativity, and polarity. We will also discuss how bonding and intermolecular forces...
Structure of a cell
Cell Biology
9th - College | Online class
You, my friend, are made up of cells. Lots and lots of them. Some of them are eukaryotic (human), but many more of them are prokaryotic, thanks to the friendly bacteria of your gut, skin, and other...
Studying for AP Chemistry?
AP Chemistry
High School | Online class
2015 AP Chemistry free response 1e Writing the electron configuration of zinc, and figuring out which electron is removed during oxidation. From 2015 AP Chemistry free response 1e.
Studying for the AP Biology exam?
AP Biology
High School | Online class
Prepare for the AP Biology exam by going through real free-response questions from the 2015 exam with Sal!