The term print and play game exist because of the creativity of people who want to make games with their own rules. Creativity can create something new and different from existing ones. Print and play on games can also be called an innovation. People who do print and play games certainly want to maximize the potential in their minds by using existing materials around them such as a standard printer they had.
To recreate a game, of course, you have to learn about the copyright of games that already exist. Everything that is created by humans and whose ownership rights have been registered can make a claim against their copyright. Even so, but there are a number of points that can be discussed. If you recreate a board game that is licensed and does not aim to sell it commercially, your actions will not be illegal. Because the developers of the game board did not experience significant losses. But if you make a recreate and intend to make it commercial, you should read a lot about the license of the board game.
A blank board game for free is an example of re-creating a board game that can be made by anyone as long as it is not made for commercial purposes. The way to get it is very easy. Namely by searching for it on the Internet. Because many people need blank board games, some of them upload it on the internet with the aim of helping people who need it. There are many blank board games that are provided free by those who re-create. You can also be the one to make it with the creativity you have. So there is no need to pay to get a board game.
Creating the rules from blank board games that you have customized, you must aim to have a blank board game. If you aim to make it a learning tool, you can make the rules by including lesson elements in it. If you aim just to make it more interesting, you can analyze it from the original game. What makes the original board game is not very interesting. After that, you can apply it to the blank board games that you make.