Lesson Planet
Search educational resources
  • Sign In Try It Free
  • AI Teacher Tools
    • Discover Resources Search reviewed educational resources by keyword, subject, grade, type, and more
    • Curriculum Manager (My Content) Manage saved and uploaded resources and folders To Access the Curriculum Manager Sign In or Join Now
    • Browse Resource Directory Browse educational resources by subject and topic
    • Curriculum Calendar Explore curriculum resources by date
    • Lesson Planning Articles Timely and inspiring teaching ideas that you can apply in your classroom
    • Our Story
    • Frequently Asked Questions
    • Testimonials
    • Contact Us
  • Pricing
  • School Access
    • Your school or district can sign up for Lesson Planet — with no cost to teachers
      Learn More
  • Sign In
  • Try It Free
Greatest Achievements: Telephone WebsiteGreatest Achievements: Telephone Website
Publisher
National Academy of Engineering
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
9th - 10th
Subjects
Social Studies & History
5 more...
Resource Type
Websites
Audiences
For Administrator Use
2 more...
Lexile Measures
0L
Website

Greatest Achievements: Telephone

Curated by ACT

This resources features an overview of the history behind the technological development of the telephone today and a timeline showing the important dates.

3 Views 0 Downloads

Concepts

communication technology

Additional Tags

communications, computer technology, invention of telephone, lee de forest, at&t, western union, long-distance technology, modern telephone system, phone and history, phone and timeline, telegraph, telephone, telephone and timeline

Classroom Considerations

  • Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)
  • This resource is only available on an unencrypted HTTP website.It should be fine for general use, but don’t use it to share any personally identifiable information

View 50,671 other resources for 9th - 10th Grade Cultural & Social Studies

© 1999-2026 Learning Explorer, Inc.
Teacher Lesson Plans, Worksheets and Resources

Sign up for the Lesson Planet Monthly Newsletter

Open Educational Resources (OER)

  • Health
  • Language Arts
  • Languages
  • Math
  • Physical Education
  • Science
  • Social Studies
  • Special Education
  • Visual and Performing Arts
View All Lesson Plans

Discover Resources

  • Our Review Process
  • How it Works
  • How to Search
  • Create a Collection

Manage Curriculum

  • Edit a Collection
  • Assign to Students
  • Manage My Content
Contact Us Site Map Privacy Policy Terms of Use