-
1564
The Pencil
The pencil dates back to 1564 replacing the slate and chalk. Pencils were produced in bulk in 1900s -
Horn Book
A wooden paddle with lessons printed on it. -
Slide Rule
Scientist and engineers used this for math until calculators were invented. -
Slates and Chalk
Paper was too expensive so a slate and chalk were used. People needed a cheaper way to write. -
Magic Lantern
The first attempt at a projector. The Magic Lantern projected images printed on glass plates onto walls. -
Typewriter
Introduced first by Christopher L. Sholes -
Chalk board
Chalk was used to write on larger black boards for classroom instruction. -
Stereoscope
3D viewing tool that helped teachers use images to illustrate points during instruction, -
Radio and Film Projectors
Airwaves was the first form of distance learning. Film projectors were a way to show movies in schools. -
Overhead projector
Allows teachers to display current actions of math or other problems on the board in front while doing the action. -
Video, Ballpoint pen & Mimeograph
Adding sound to a picture in a classroom. The pen was orginally invented in 1888 but put away until 1940s. Mimeograph was the first copy machines. -
Headphones, photocopier & videotape