Speaking into the sound tubes.
Dad was at the other end.
Parabolic sound dish.
Spot the other yellow dish. This is how far the distance is from the above dish.
Archimedes Screw that we have no time to explore.
Despite being to Singapore Science Centre for many times, this is our first time exploring the kinetic garden right in front of Science Centre. That is because there are so much to explore at the Science Centre itself.
Part of the sound tube is underground.
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