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5y
By
Andrew Stinson
This may contain: an advertisement for the lego family's phone speaker
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Duplo Lego Ideas
Lego Diy Ideas
Lego Duplo Building Ideas
Lego Duplo Ideas
Duplo Ideas
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Stem Experiments
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DUPLO® | Themes | Official LEGO® Shop US
Building an amplifier for your cell phone using LEGO DUPLO bricks is a fun STEM experiment for children, where they can start to learn about sound. Build a box from LEGO DUPLO bricks, turn on some music and hear how the sound gets louder when you put the phone in the box. Make it for yourself today!