Khan Academy
Khan Academy: Calculating the Median
Practice finding the median of a data set. Students are able to check their answers, view a solution, and watch a video or use a hint.
TeachEngineering
Teach Engineering: Forces and Graphing
This activity can be used to explore forces acting on an object, to practice graphing experimental data, and/or to introduce the algebra concepts of slope and intercept of a line. A wooden 2x4 beam is set on top of two scales. Students...