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  • Homeroom with Sal & Jonathan Haidt - Wednesday, July 1

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  • Constructing multivariable equation for roller coaster rides

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  • Homeroom with Sal & Marta Kosarchyn - Tuesday, June 30

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  • How the delivery of a speech affects the impact of the words | Reading | Khan Academy

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  • Ask Sal Anything! Homeroom with Sal - Thursday, July 2

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  • Radians as ratio of arc length to radius

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  • Dilating a triangle example

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  • Proving that a line parallel to one triangle side divides other sides proportionately

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