Dan Keen Books

Science fair projects
Science fair projects

By Robert L. Bonnet

Average: 0.00, 0 Ratings

Read More
Science Fair Projects
Science Fair Projects

By Dan Keen, Bob Bonnet

Average: 0.00, 0 Ratings

Read More
Science fair projects with electricity & electronics
Science fair projects with electricity & electronics

By Robert L. Bonnet

Average: 0.00, 0 Ratings

Nearly fifty projects on electricity and electronics, designed for science fair competition.

Read More
Science fair projects
Science fair projects

By Robert L. Bonnet

Average: 0.00, 0 Ratings

Read More
Mastering the Tandy 2000
Mastering the Tandy 2000

By Dan Keen

Average: 0.00, 0 Ratings

Read More

Related Articles from our Blog

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.

Read More