If a childrens toy pattern calls for size 2 yarn, but instructs you to hold it double through out, would it be ok to just use a size 4 yarn? It is the
Here’s a website which gives equivalents for yarn doubled:
Doubling a sport weight may give you more of a DK weight. Knit a swatch with your yarn to check that you’re getting the pattern gauge or close to. That’ll give you an idea of how the substitution will work out.