Website Detail Page

published by the Exploratorium
This site presents an Exploratorium activity showing what happens when two eyes receive conflicting information.  Users can look through a paper tube with only one eye to perform four short activities, each with specific instructions and an explanation of the observed results. This activity is part of Exploratorium's Science Snacks series. Materials needed, assembly, and explanation of activity results is also included.
Subjects Levels Resource Types
- The Eye
- Informal Education
- Middle School
- High School
- Instructional Material
= Activity
Intended Users Formats Ratings
- Learners
- Educators
- text/html
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Additional Information
Physics To Go This resource was a Physics To Go feature from June 16, 2007 until July 1, 2007. View the feature here!

Access Rights: Free access
Restriction: © 2006 Exploratorium
Has a copyright or other licensing restriction.
Keywords: illlusion, perception
Record Creator: Metadata instance created June 13, 2006 by Ann Deml
Record Updated: Aug 13, 2016 by Lyle Barbato
Last Update
when Cataloged:
August 1, 2006
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Record Link
AIP Format
(Exploratorium, San Francisco, 2006), WWW Document, (
Cardboard Tube Syllabus (Exploratorium, San Francisco, 2006), <>.
APA Format
Cardboard Tube Syllabus. (2006, August 1). Retrieved June 14, 2024, from Exploratorium:
Chicago Format
Exploratorium. Cardboard Tube Syllabus. San Francisco: Exploratorium, August 1, 2006. (accessed 14 June 2024).
MLA Format
Cardboard Tube Syllabus. San Francisco: Exploratorium, 2006. 1 Aug. 2006. 14 June 2024 <>.
BibTeX Export Format
@misc{ Title = {Cardboard Tube Syllabus}, Publisher = {Exploratorium}, Volume = {2024}, Number = {14 June 2024}, Month = {August 1, 2006}, Year = {2006} }
Refer Export Format

%T Cardboard Tube Syllabus %D August 1, 2006 %I Exploratorium %C San Francisco %U %O text/html

EndNote Export Format

%0 Electronic Source %D August 1, 2006 %T Cardboard Tube Syllabus %I Exploratorium %V 2024 %N 14 June 2024 %8 August 1, 2006 %9 text/html %U

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Citation Source Information

The AIP Style presented is based on information from the AIP Style Manual.

The APA Style presented is based on information from APA Electronic References.

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