Just Me and My Shadow
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Students take measurements throughout the day using a simple sundial called a gnomon. They record the results on a Data Log and convert from English units to metric (S.I.) units. Data points are plotted on the same graph and analyzed.
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Playing with my calculator on the 4th of July
This fun activity guides learners through an exploration of the effects of replacing f(x) with -f(x), f(x) + c, k f(x), and f(x + c). Using graphing calculators, students experiment with variations of the graph of y = x^2 to design a...
8th - 12th Math CCSS: Designed
A third Example of Graphing a Rational Function
Sal takes viewers through another example of graphing rational functions "because you really can't get enough practice here." Combined with the two previous videos on graphing rational functions and asymptotes, viewers will walk away...
12 mins 7th - 11th Math
One-Step Inequality with multiplication and division example
Sal expounds on the concept of solving and graphing one-step inequalities. He solves a two practice problems along the way. If shown in conjunction with Khan's other inequality video lesson, they would make a great lesson on inequalities.
3 mins 7th - 8th Math CCSS: Adaptable
Definitions and Applications of Absolute Value - Concept
Why are you so negative? Just take me for my absolute value! A video gives the definition of absolute value as its relationship to a number line before the presenter provides an explanation of how to interpret situations as absolute value.
3 mins 8th - 10th Math CCSS: Adaptable