Unraveling the Web

Investigate an array of data structures. A video explains how computer programming relies on the ability to store and access data. It covers various data structures, including arrays, matrices, nodes, linked lists, trees, heaps, and stacks.

Introduce your class to the layers of abstraction of the Internet with a lesson on the HTTP protocol. Pupils review previous lessons on levels of the Internet, then investigate new high levels by examining the HTTP traffic on their own...

The last activity in a nine-part series has teams create a Google Earth map using the data they collected during a field trip. Using the map, groups analyze the results and make adjustments to the map to reflect their analysis. A short...

Encourage effective internet research and e-mail correspondence as scholars investigate a US capital city they've never visited to find pertinent and relevant information. They begin by picking a city, then visit that city's chamber of...

After studying the structure and functions of living cells using textbooks, internet or encyclopedias, learners prepare a PowerPoint presentation on cell structure and present it to the class.

The world is full of possibilities for your ELLs. Help them explore their career options with a lesson that incorporates Internet research and expository writing. Not only will they learn more about their careers of choice, but both...

Students participate in an activity that replicates the creation of sea floor bathymetry by taking a simplified form of soundings in the classroom. They discuss sea floor mapping technologies, sonar, soundings, and remote sensing,...

Show your class how engineers use graphs to understand large and complex systems. The resource provides the beginnings of graph theory by introducing the class to set theory, graphs, and degree distributions of a graph. 

Students study the various shapes engineers choose to make structures strong -- in particular, triangles, arches, and domes. They construct a variety of forms, and discuss how tension and compression are distributed by triangles,...

Students conduct a brief overview of the Internet in four main sections: Background of the Internet, E-mail, Web Browsing, and Web Searching. The latter three sections of this unit cover the mechanics as well as the underlying concepts...