Activity
Texas Instruments

Texas Instruments: Numb3 Rs: Trawling for an Intersection

For Teachers 9th - 10th
Based off of the hit television show NUMB3RS, this lesson is designed to draw a connection between polar and parametric equations, as well as to expose students to the Trawler Problem (involving a fast boat chasing a slower boat which...
Interactive
Physics Aviary

Physics Aviary: River Crossing Lab

For Students 9th - 10th
This lab is designed to have students look at relative motion in a two dimensional environment. Students are to launch toy boats across a waterway and look at the motion relative to the shore or the motion relative to the water.
Graphic
Curated OER

Wikipedia: Natl Historic Landmarks in Wa (State): Adventuress (Schooner Yacht)

For Students 9th - 10th
Built in 1913 as a yacht for private Arctic exploration, this schooner actually spent most of its career as a pilot boat at San Francisco. It is significant as an example of the work of the naval architect Bowdoin B. Crowninshield, who...