>>61018457at the beginning, try to find the edge and corner pieces and work on sorting and assembling them into rows. later, pick out some colors that stand out from the pile and look like they go together in the same part of the picture, and try to assemble them into bigger units. look for weirdly-shaped holes and protrusions to try to find pieces that match. at the end, start sorting pieces by the configuration of holes and protrusions they have so you can easily find the ones you need for one-piece gaps.