How to make an iPhone speaker

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Step 1: How to make iPhone speaker

This "iPhone speaker" is made of a paper tube and cups.

I can make it very easy!

Step 2: Materials

・a paper tube

・two paper cups

Step 3: Make a Hole

Make a hole in the paper cups with a utility knife.

Step 4: Put the Paper Tube

Put the paper tube into the hole.

Step 5: Make a Hole for iPhone

Make a hole to insert iPhone.

Step 6: You finished!!

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License: Attribution-NonCommercial-ShareAlike.

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