If you are a crafter, consider signing up for their weekly newsletters. Chances are you will receive loads of coupons you might not find elsewhere!
Here are some examples for this Easter week:
There are also several from JoAnn’s, but I might be using them myself 🙂
You can often combine coupons with special offers and discounts, but the 40% off one item also allows you to create the sale you need that week. Most craft stores accept each others (i.e., competitor’s) coupons, increasing your savings with a bit of planning.