How to Amplify Cell Phone Volume

Materials needed

• Cardboard toilet roll

• 2 paper or plastic cups

• Pencil

• Scissors

• Craft knife

• Take your phone and trace its short end along the side of the toilet roll.

• Cut out the slot in the roll. You can use a craft knife to make a rough cut first, before using scissors.

• Trace the end of the toilet paper roll on the wall of the cup.

• Slot the toilet roll into the cups. Put the phone, speaker-side down, into the slot made in the toilet roll.

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