Peel & Stick Sentence Strips, 50 in Each Package

So disappointed! I bought these to label things in the house for my three year old while we are learning to read. They stuck to nothing but the rest of the stack. Each time I pulled one label off, it left it's residue and part of the back of the paper on the one behind it. Now I'm using them with tape (which defeated the purpose of buying self-stick labels.)