I usually have a fixed block of time for working on side projects on weekends. The research phase usually happens through the week, whenever I have the time to

I usually have a fixed block of time for working on side projects on weekends. The research phase usually happens through the week, whenever I have the time to think about it. My problem generally is splitting the weekend time across too many projects, with newer ideas displacing older ones. Having much fewer ideas to work on in total, helps me spend more time on them.