Instructional Video8:15
Curated OER

Linear, Quadratic, and Exponential Models

8th - 11th
Viewers play a game with Sal, in which he presents three different data sets that come from either linear, quadratic, or exponential functions. In solving this puzzle, Sal manages to not only provide a strong definition of each function,...
Instructional Video8:52
Khan Academy

SAT Prep: Test 4 Section 2 Part 2

9th - 12th
Sal clarifies that doing a math problem the correct way isn't really the correct way to do it on the SAT. If students find this statement confusing, they will understand Sal's point after watching him work quickly and efficiently through...
Instructional Video
Khan Academy

SAT Prep: Test 2 Section 9 Part 3

9th - 12th
Carefully reading word problems is a skill that many students neglect due to time constraints or test anxiety, and Sal models how to do so in this video. Both algebra and geometry are featured in problems 10-12 of the practice SAT.
Instructional Video7:31
Curated OER

Graphing Quadratic Functions - Algebra Help

9th - 12th
This clip covers a lot of ground and is perfect for those needing a little extra help remembering how to graph a quadratic function. It begins with a multi-step problem which requires the learner to graph a quadratic function, set up a...