All the Design Club worksheets. From getting starting, to working through the 5 stages of a project. Grab what you need to create your own projects.
Start a project by filling in a cover sheet and understanding the design process.
Decide on who you want to design for, and what you want to help them do.
Know the people you are designing for, so you understand their needs better.
Dream up lots of different solutions that might be useful to people.
Turn your ideas into something more real, so you can test them out on people.
Show your prototype to the people you designed for, to see what they think.