Pale Blue Dot

Earth and Moon from Mars orbit

The original Pale Blue Dot photograph of planet Earth was taken by Voyager 1, 28 years ago today, as part of the Solar System family portrait. Its purpose as a semantic denotation, or what what Jonassen would call “an object to think with” inevitably leads to Carl Sagan’s famous discourse. Continue Reading


Discovering Instructional Design Part 1: Foundations

Instructional Design Foundations

Instructional Design (ID) is the practice of maximizing the effectiveness, efficiency and accessibility of instruction and other learning experiences. Continue Reading