Brilliant idea - will have to try this some time - saw this as an idea for rolls of ribbon, never thought of using it for yarn!!!
These would be MUCH safer for the kids to play with than the plastic ones!
"Ring Row Counter"...I was just thinking yesterday that the needle counter doesn't work for crochet. So I definitely need one of these!
Crochet Hook Chatelaine/Keychain – A tutorial
The Ultimate Crochet List with 75+ items listed and a DOWNLOADABLE checklist!
If you can't find anything to crochet for the boys LOOK AT THIS- Carpenter's ToolsPDF Crochet Pattern by KTBdesigns on Etsy
Crochet Blocking board by RosiesMoments on Etsy https://www.etsy.com/uk/listing/271917692/crochet-blocking-board
Tool Belt | 29 Unbelievably Cool Things You Can Crochet For A Baby
Crochet a Tool Set , Screwdriver, a Hammer and some Pliers - Free Amigurumi Pattern here: http://www.sheknows.com/living/articles/1038605/crochet-tools-for-fathers-day
Little Things Blogged: Father's Day Crochet Tool Set For She Knows