Curated OER
Observing Weather Chart
In this weather worksheet, students are given a chart to complete when observing the weather. Included is the date, the temperature, the pressure, the humidity, the wind speed and direction, the visibility, the cloud type and cover, the...
Other
Cometography.com: C/1995 01 (Hale Bopp)
This site provides a detailed overview of the comet C/1995 01 (Hale-Bopp), the great comet of 1997. Content includes discovery, and observational and orbit information, as well as several images.
Texas Instruments
Texas Instruments: Numb3 Rs: Seeing Everyone
Based off of the hit television show NUMB3RS, this lesson deals with lattice points, and the visibility of lattice points from other lattice points. The lesson is framed in the context of a leader and his audience, in which every member...
Other
The Weather Company: The Weather Underground
Source of weather maps, forecasts, images, and data for the world. Maps include temperature, radar, visibility, wind, heat index, wind chill, humidity, and dew point.