Wanna play a game? Try this: Tell your kids that when you were younger you took photos with cameras that required film, and every time you wanted to see your pictures you had to drop off your negatives at a store to be developed. Then ask them if they think you are older or younger than Abe Lincoln. We’ll wait!

While we all love the instant gratification of scrolling through the pictures on our phones (and taking one less trip to the store), there’s something about the love and care that went into each and every canister of film—not to mention the childhood nostalgia when you rifle through a box filled with old photos and undeveloped rolls of film. If you want to add old family photos to your Chatbooks, there’s a way to digitize those negatives—without leaving home (or spending any money)! Here’s how to add your family’s old film negatives to your camera roll…