To move to another country will change most everything in your life. A new language, new traditions, new friends, a new job and new possibilities and lots of questions, e g. how to get residence permits and labour permits, translation of school certificates and much more.
To enter Sweden
Identification papers to prove your nationality are required if you enter Sweden from an EU country, Norway or Iceland.
Passport is required if you enter Sweden from a country other than the above. From certain countries visa is required.
Fact sheets with all information you need
The Swedish Migration Board will supply fact sheets with all information you may need. You'll find the link and the different categories to the right. Most sheets are available in several languages.