As an introduction to the skills required for and responsibilities of driving, pre-teens and teens engage in a series of activities, chart their response times, and analyze how variables effect these reaction times. Class...

Learners research the solar cycle. In this Science lesson, students use the internet to investigate the solar cycle. Learners produce a spreadsheet and graph from the information collected.

Students identify with various programming texts; introduce material in different orders; and emphasize different concepts. Students read an introduction to LiveTexts; complete various activities; discover and apply its Global features...

Students collaborate with another classroom via the Internet to share data, questions, results, and check the validity of their testing procedures.

When we're making a program, we often want to store sequences of letters. In programming lingo, we call each letter a character and we call the sequence a string.

In general this tutorial tries to explain the reasons for things, and help you understand what's going on inside the system. The idea is to empower you to solve new problems and get the most out of your computer. Thus there's plenty of...