The Maker's Mathematical Toolkit
Precision Tools for
Every Stitch.
Stop guessing and start making. Get the exact math you need for your next masterpiece.
Project Construction Suite
Technical specifications and calculators for every stage of your build.
Yardage Estimator
Quantify required materials based on garment dimensions and fiber density.
Shaping Calculator
Distribute increases and decreases across complex curves for anatomical fit.
Weight Converter
Cross-reference international yarn standards with metric needle diameters.
Scrap Calculator
Determine exact remaining yardage using a kitchen scale to avoid running out.
Gauge Fit Converter
Re-calculate pattern schematics to align with your personal tension results.
Quantity Calculator
Convert pattern requirements into an exact shopping list of skeins.
Yarn Weight Quick Reference
Standardized conversions for international yarn weights at a glance.
| US Category | UK / AU Equivalent | Standard Gauge | Needle (mm) |
|---|---|---|---|
| 0 - Lace | 1-ply / 2-ply | 32+ sts | 1.5 – 2.25 |
| 1 - Super Fine | 3-ply / 4-ply (Fingering) | 27–32 sts | 2.25 – 3.25 |
| 2 - Fine | 5-ply (Sport) | 23–26 sts | 3.25 – 3.75 |
| 3 - Light | 8-ply (DK) | 21–24 sts | 3.75 – 4.5 |
| 4 - Medium | 10-ply (Worsted / Aran) | 16–20 sts | 4.5 – 5.5 |
| 5 - Bulky | 12-ply (Chunky) | 12–15 sts | 5.5 – 8.0 |
| 6 - Super Bulky | 14-ply+ | 6–11 sts | 8.0 – 12.0 |