I find getting started on multiple sub projects/tasks at the same time really helps my progress. Starting to think about the requirements of a task and how to

I find getting started on multiple sub projects/tasks at the same time really helps my progress. Starting to think about the requirements of a task and how to implement it a few days (or more) before I'll start work on it, whilst working on another lets the problem mature in my mind, perhaps think or research the problem in my downtime and means I won't rush ahead into a non optimal solution.