FFiberTools

Fiber Arts Guides & Tutorials

Comprehensive guides for knitters, crocheters, weavers, spinners, and embroiderers. Learn everything from reading yarn labels to mastering gauge and needle conversions.

Knitting & Crochet

6 Guides

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The Complete Guide to Reading Yarn Labels (What Every Number Means)

Learn how to read yarn labels like a pro! This comprehensive guide explains yarn weight symbols, washing care instructions, gauge information, and what every number on your yarn label actually means.

Yarn Calculator
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Knitting Gauge: Why It Matters and How to Get It Right

Learn what knitting gauge is, how to make and block a proper gauge swatch, and what to do when your tension doesn't match the pattern. Covers stitch gauge, row gauge, and resizing.

Gauge Calculator
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How Much Yarn Do You Need for a Blanket?

Figure out exactly how much yarn to buy for any blanket size. Covers yardage by blanket type, how yarn weight and stitch pattern affect totals, and when to use a calculator.

Blanket Calculator
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Knitting Needle Sizes: US, UK, and Metric Explained

Understand the three knitting needle sizing systems — US, UK, and metric — their history, how to convert between them, and how to identify unlabeled needles.

Needle Converter
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What is WPI (Wraps Per Inch) and How to Measure It

Learn what Wraps Per Inch measures, how to wrap yarn correctly, WPI ranges for every yarn weight, and how to use WPI for yarn substitution and handspun identification.

Yarn Weights
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How to Price Your Handmade Knitting and Crochet

Learn how to price handmade knit and crochet items fairly. Covers materials cost, valuing your time, pricing for different markets, and common mistakes that lose money.

Cost Calculator
Crochet Guides

2 Guides

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UK vs US Crochet Terms: A Complete Conversion Guide

Understand why UK and US crochet terminology differs, learn the key conversions like double crochet and treble, and discover how to identify which system a pattern uses.

UK/US Converter
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Beginner's Guide to Amigurumi: Shapes, Sizes, and Math

Learn the fundamentals of amigurumi crochet: magic rings, sphere construction, increase and decrease rounds, joining shapes, and common beginner mistakes to avoid.

Amigurumi Shapes

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