My little one was turning 2 in the month of March and I wanted to make a photo collage to form 2 year memories. I spent some time browsing ideas on how to display my little one’s different milestones at his birthday party which can be done at a low cost. Then, I came across this magnificent photo collage in number or letter shape using cardboard sheets. I am super excited to share this project with you all! If you are looking for more cardboard best out of waste crafts then you can check out my Cardboard coffee table and Christmas tree DIY. This is a simple, cheap, and easy-to-make…