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FiberTools

Fiber Arts Guides & Tutorials

Last updated: March 16, 2026

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

Knitting & Crochet Guides

14 Guides Available Here

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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 measures, how to prepare a representative swatch, and how to review stitch and row differences without treating one count as a full pattern regrade.

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

Plan blanket yarn from representative measurements and understand how size, yarn, stitch pattern, and allowance affect an estimate; no calculator can guarantee a purchase quantity.

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
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Sewing & Craft Needle Types: Complete Guide

Learn the differences between tapestry, chenille, sharps, betweens, and other hand sewing needles, what each type is designed for and how to choose the right one.

Needle Guide
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Knitting Sleeve Shaping: Tapers & Decreases

Learn how to calculate sleeve tapers, space decreases evenly, and understand sleeve cap shaping for set-in sleeves. Includes standard sleeve lengths by size.

Sleeve Calculator
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Top-Down Raglan Sweaters: Construction Guide

Review common raglan construction decisions and use the calculator only as a finished-body stitch-count checkpoint alongside a tested pattern.

Raglan Checkpoint
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How to Plan Blocking: Care Instructions and Swatch Tests

Use product care instructions, a representative swatch, and measured dimension changes to plan finishing without assuming a method from fiber name alone.

Blocking Calc
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Yarn Stash Management: Estimating & Organizing

Learn how to estimate remaining yardage in partial skeins, organize your yarn stash, plan scrap yarn projects, and manage dye lots.

Stash Estimator
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Crochet Stitch Reference: Visual Guide for Beginners

A complete reference to basic crochet stitches, chain, slip stitch, single crochet through treble, with heights, abbreviations, and when to use each stitch.

Stitch Reference
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Yarn Stripe Patterns: Color Planning & Yarn Tips

Plan stripe patterns for knitting and crochet, color sequences, carrying yarn vs cutting, weaving in ends, yardage planning, and using the stripe generator.

Stripe Generator
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Understanding Fiber Content: A Complete Guide to Yarn Fibers

Learn how fiber content affects your knitting and crochet projects. Covers wool, cotton, acrylic, silk, alpaca, linen, and blends, with care instructions, substitution tips, and project recommendations for each fiber type.

Yarn Weights
Crochet Pattern Guides

6 Guides Available Here

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UK vs US Crochet Terms: Key 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

Review common amigurumi construction choices, count schedules, joining considerations, and the limits of a basic arithmetic reference.

Amigurumi Shapes
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How to Crochet a Flat Circle: Increases Explained

Review common flat-circle increase heuristics, ways to respond to cupping or ruffling, and the calculator's bounded selected-preset round schedule.

Circle Planner
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Corner-to-Corner Crochet (C2C): Beginner Guide

Learn how a common C2C tile construction works and how to turn a measured two-axis block swatch into a bounded nominal grid; the calculator does not generate graph art or row-by-row instructions.

C2C Calculator
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Granny Square Blankets: Measured Grid & Joining Plan

Use a measured square, ceiling-based grid counts, unique internal seam length, and project-specific yarn measurements to plan a rectangular granny-square blanket.

Granny Planner
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How to Read and Decode Vintage Knitting Patterns

Learn how to interpret vintage knitting patterns from the 1920s through 1970s. Covers outdated terminology, obsolete needle sizes, imperial measurements, and how to adapt vintage instructions to modern yarn weights and tools.

UK/US Converter
Knitting Pattern Guides

3 Guides Available Here

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Hat Sizing Guide: Head Measurements & Crown Shaping

Find the right hat size for any age group, head circumference charts, negative ease calculations, crown shaping methods, and how to use the hat calculator.

Hat Calculator
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Knitting Socks: Sizing, Fit & Construction Basics

Review sock anatomy, measurements, construction options, and how to use the circumference checkpoint with a tested pattern.

Sock Calculator
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Knitting Cast-On Methods: Which One to Use

Compare the most common knitting cast-on methods, long-tail, cable, tubular, and more, with stretch levels, difficulty, and best use cases for each.

Cast On Calc

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We're constantly adding new guides based on community feedback. Is there a fiber arts topic you'd like us to cover?

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