Source Institutions
Source Institutions
Add to list Go to activity
Activity link broken? See if it's at the internet archive

Create an instrument that you don't play--you just listen to it through tubes of various lengths. You won't be channeling your inner Zamfir, but you'll hear the sound frequencies of your surrounding environment.
- 5 to 10 minutes
- 5 to 10 minutes
- 1 cent - $1 per student
- Ages 4 - 14
- Activity
- English
Quick Guide
Materials List (per student)
- Eleven cardboard tubes from paper towel rolls (other cardboard tubing, or even PVC pipe can also be used, in sufficient quantity to make the pipes described in Assembly Step 1)
- A wood board 2 feet (60 cm) long (exact width or thickness is not critical; the board shown in the photos is a piece of ordinary 1 x 3 pine shelving, which is actually 2 1/2 inches wide and 3/4 inch thick)
- Scissors (or a hacksaw or PVC cutter if you are using PVC pipe)
- Tape
Subjects
-
Life Sciences
-
Human Senses and Perception
- Hearing
-
Human Senses and Perception
-
Physical Sciences
-
Vibration and Waves
- Wave Properties
- Sound
-
Vibration and Waves
Other
This resource is part of:
Access Rights:
- Free access
By:
Rights:
- Creative Commons: Non-commercial Share Alike (by-nc-sa), Exploratorium Teacher Institute,