Hello and welcome to BYC, You found an Awesome poultry Forum to be a part of with many great knowledgeable members who are more then willing to jump in and help you with any questions you may have.
Hi and welcome to BYC. Chat with other BYC members nearby using the links in my signature, below (turn your phone to landscape to see them).Make yourself at home and enjoy the forums.
Welcome to the club. 6 weeks is a good age to move them to a coop outside if temps are okay. They keep each other warm too. You can use a heat pad/lamp for another week at the coldest part of the night to be sure (if safe). But straw bedding helps to keep them warm too.
Welcome to BYC! This is an awesome community of poultry keepers and experts who are all very excited to jump in and answer whatever questions you may have