Solitaire Pyramid is a captivating card game, where the aim is to clear the pyramid of cards. You can only remove pairs that add up to 13. It's a strategic and engaging solitaire variation that ...

Looking for fun and creative DIY sun catcher ideas? Check out this ultimate guide featuring 50 unique designs and kits for ...

FZU-Institute of Physics, Czech Academy of Sciences, Prague 180 00, Czech Republic Department of Biophysics, Chemical and Macromolecular Physics, Faculty of Mathematics and Physics, Charles University ...