Suicidal mug

I bet the mug attached to a string will not shatter if I let it drop over a wooden spoon. (There is a key tied to the other end of the string.)

Физик

7 – 12-р анги

Бичсэн: Stonawski Tamás

Хянан шалгагч: Dr. Sós Katalin

mozaLink

Веб холбоос