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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