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In this optics activity, learners conduct an experiment to find out why two eyes are better than one! Learners compare how many pennies they can drop inside a cup with both eyes open versus their left or right eye closed. [Activity is publicly available through a web crawler capture on Archive.org.]
- Under 5 minutes
- 10 to 30 minutes
- free per student
- Ages 6 - 11
- Activity, Experiment/Lab Activity
- English
Quick Guide
Materials List (per student)
- a friend
- paper cup
- 8 pennies
Subjects
-
Life Sciences
-
Human Body
- The Brain and Nervous System
-
Human Senses and Perception
- Vision
- Perception
-
Human Body
-
Physical Sciences
-
Vibration and Waves
- Light and Optics
-
Vibration and Waves
-
The Nature of Science
-
The Scientific Process
- Conducting Investigations
- Gathering Data
- Formulating Explanations
- Communicating Results
-
The Scientific Process
Informal Categories
- Games
Audience
To use this activity, learners need to:
- see
- touch
Learning styles supported:
- Involves hands-on or lab activities
Other
This resource is part of:
Access Rights:
- Free access
By:
Rights:
- All rights reserved, WGBH Educational Foundation, 2003
Funding Sources:
- National Science Foundation, 0229796
- Corporation for Public Broadcasting
- The Arthur Vining Davis Foundation
- PBS