Truly grasping 4-D

by | Monday, August 25, 2008

Understanding 4D while living in a 3D world.
A stunning series of videos (freely available for download or online viewing) that teach you how to to visualize four dimensions. Titled Dimensions, these videos were created by a French professor of mathematics in collaboration with a graduate student and a Belgian artist.

What is truly amazing is that these videos are actually 2D (as all videos are). So in essence we are understanding the nature of the 4th dimension through representations that are actually 2 dimensional. I wonder if it would be easier to visualize the 4th dimension if we had holographic 3D representations that we could manipulate? Absolutely fantastic, none the less.

A few randomly selected blog posts…

Contemplating creativity

Contemplating creativity

Photo/Image Credit: Punya Mishra Dr. Jonathon Plucker is an educational psychologist at Johns Hopkins University where he is the Julian C. Stanley Professor of Talent Development in the School of Education. He has received numerous recognitions for his work, including...

TPACK & Activity Types

Judi Harris, Matt Koehler and I just submitted an article on Activity Types and TPACK. We had presented this at AERA last year and it took a while getting it ready to submit as a journal article. In this paper we combine the work that Judi (and her colleagues) have...

Affective feedback from computers (Mishra, 2006)

Mishra, P. (2006). Affective Feedback from Computers and its Effect on Perceived Ability and Affect: A Test of the Computers as Social Actor Hypothesis. Journal of Educational Multimedia and Hypermedia. 15 (1), pp. 107-131. Abstract: We report an experimental study...

Goldbach is back! New math poem

I guess once the bug bites, it never really lets go. So here's another poem (to follow this and this and this). As it turns out this is my second poem on the Goldbach Conjecture. I realized after I had written the first one that I had actually messed up the history a...

Beirut, Nairobi, Paris

After I had posted my "Paris, City of Love" design on FB, my friend Pilar Quezzaire posted on my wall the following question: What about Beirut and Nairobi, Punya? Can you make one for them as well? In another posting she linked to the...

William Kamkwamba, TED talk

I had written a couple of days ago about William Kamkwamba, a Malawian high school student who built a windmill by looking at pictures in a book. From Bob Reuter's website (Keep IT Simple!) I discovered a TED talk that William had given in England, back in July....

Douglas Adams & Computational Thinking

Douglas Adams & Computational Thinking

Illustration by Punya Mishra.See sketch of Douglas Adams at the end of this post.  I have always been a huge fan of Douglas Adams, trying to sneak in his ideas into my academic writing whenever I can. I had written about my previous attempts in a blog post...

Call: Failure and Creative Risk in Technology-Enhanced Learning

Call: Failure and Creative Risk in Technology-Enhanced Learning

I am excited to announce a call for articles on Failure and Creative Risk in Technology-Enhanced Learning for a special section in the journal Tech Trends, edited by Danah Henriksen, Punya Mishra, Edwin Creely, and Michael Henderson. You can download the the...

Social Networking & Education @ AACTE

The Innovation & Technology Committee of the AACTE organized a symposium titled: Digital-Age Learners in a Socially Networked World at the Annual meeting at Chicago. As co-chair of the committee I had the privilege of introducing the session and the individual...

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