Hook size makes a huge difference - same yarn, different hook! : r

How much yarn do I need? - Shiny Happy World

Stitch Tension in Amigurumi: an investigation – PlanetJune by June

Know your Cotton Yarn/Thread/Hook

How to Read a Yarn Label - Magic Owl Studios

Playing with hook sizes - Crafty Cruella

Which Yarn to use for knitting or crochet? – Jo-Creates

Best Tunisian Crochet Hooks To Get You Started - CrochetKim™

Crochet Hook Sizes - Everything You Need to Know - Crochet 365

Crochet Hook Size Guide: Chart, Types & Comparisons for Beginners

Crochet Hook Sizes and Comparison Chart - Sarah Maker