If you're playing split-screen, only one skill point piece gets collected. Don't worry about that, though: the way to get maximum skill points is to keep playing the game and keep collecting skill points.
It is not likely that your laptop is not turning on because of the screen. It is suggested that you take your laptop to the nearby repair center and explain...
Exclamation points are used to communicate tone. If someone texted you "Hey" it might come across as bored or disinterested. Saying "Hey!" instead is more lively and pleasant.
Unfortunately, split screen is not supported on any Amazon devices, as they run a modified version of Android and the developers decided to leave out the feature.