Stanislaw.Swierc (Ireland)

You see an unknown tree. Or perhaps have found part of a tree, and you want to know from what kind of tree it came. Often, you can identify an unknown …

You see an unknown tree. Or perhaps have found part of a tree, and you want to know from what kind of tree it came. Often, you can identify an unknown …

This application can help you learn how to classify clouds by providing comprehensive descriptions together with a lot of pictures of the different cl …

It has been a problem for me to talk about colors with my girlfriend. She can recognize and cares about much more colors than I do. Luckily with Color …