We all fancy ourselves DIYers around here, but I can admit it: selecting a room color, I am happy to do. Choosing bathroom tile, can’t wait. But figuring out how much I need of any of it? Oy. No wonder I was so happy when Charles and Hudson tweeted about B&Q Online — it’s truly a wealth of resources for those who want to put a little more D in DIY — calculators on everything from how much paint you need to how many BTUs your radiator puts out, plus a whole slew of how-to guides and buying guides. Now I just have to decide what dormant project to tackle first… — Mary T.