A 12-month online subscription to Thinkwell's Calculus, which includes both Calculus I and Calculus II, features more than 250 tutorials and 65 available contact hours of content with interactive exercises, study notes, animations, and more. You can activate your online subscription immediately or when you are ready. The 12-month time period does not begin until you decide to activate your course; you can wait up to one year to get started!

A 12-month online subscription to Thinkwell’s Physics features more than 140 tutorials and 30 available contact hours of content with interactive exercises, study notes, animations, and more. You can activate your online subscription immediately or when you are ready. The 12-month time period does not begin until you decide to activate your course; you can wait up to one year to get started!

A 12-month online subscription to Thinkwell’s Public Speaking features more than 140 tutorials and 25 available contact hours of content with interactive exercises, study notes, animations, and more. You can activate your online subscription immediately or when you are ready. The 12-month time period does not begin until you decide to activate your course; you can wait up to one year to get started!

A 12-month online subscription to Thinkwell’s Beginning Algebra features more than 190 tutorials and 30 available contact hours of content with interactive exercises, study notes, animations, and more. You can activate your online subscription immediately or when you are ready. The 12-month time period does not begin until you decide to activate your course; you can wait up to one year to get started!

A 12-month online subscription to Thinkwell’s Biology features more than 370 tutorials and 85 available contact hours of content with interactive exercises, study notes, animations, and more. You can activate your online subscription immediately or when you are ready. The 12-month time period does not begin until you decide to activate your course; you can wait up to one year to get started!