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Thirsty card trick
Thirsty card trick
I bet I can balance a plastic card on the rim of a glass full of water, and I can even place some coins on the overhanging part of the card without the card tipping over.
Fizika
7 – 12. razred
Avtor: Stonawski Tamás
Lektor: Dr. Sós Katalin
mozaLink
/Spletna povezava