- Thu, 15:11: True https://t.co/ETlTFmMGpw
- Thu, 16:51: How well do you know the basic mechanics of physics? https://t.co/bnce7zJodx
- Thu, 16:57: A worthy project https://t.co/DRXsF6okCU
- Thu, 17:47: https://t.co/E3fRYHQWx2
- Fri, 10:22: https://t.co/MMl0l2ajhx
Designed by 
yoksel
