Tech4Learning
Pics4 Learning: Images for Education: Glass
Dozens of useful photos of various glass art from around the world! A useful reference in an art or history class. Browse through the examples, then click to enlarge.
PBS
Pbs Learning Media: Hot Air
Hot Air shows a brief segment of someone blowing glass and asks students to describe what object they would create if they were a glass blower.
PBS
Pbs Teachers: Bottle Hit and Blow Experiment
Explore the properties of glass and plastic bottles by observing sounds made when they are struck on the side or when you blow across the opening.
Khan Academy
Khan Academy: Glassmaking Quiz
Test your knowledge of glassmaking using this seven-question quiz.