How to increase or decrease evenly across a rowThe math behind spacing increases and decreases, with knit and crochet examples.How much yarn do I need?Yardage for hats, socks, sweaters and blankets in every yarn weight.How to measure knitting gaugeKnit a swatch, count stitches and turn gauge into a cast-on number.Knitting needle size chartUS, UK and metric needle sizes side by side.Crochet hook size chartLetter, number and millimetre hook sizes, plus which yarn they suit.Yarn weight chartLace to jumbo: gauge, needles, hooks, ply names and yards per 100 g.Quilt sizes chartFinished quilt sizes for every bed, with backing and binding fabric.