Share this code with your students and then have them make changes to make it their mom's favorite things. Go to Bitsbox.com/go
If you'd like to share the app in a card, share this Google Slides file with your students. Have them add the screenshot and QR code from the app. Print it out, fold, and write a nice message inside.
Mother's Day Card Template - Go to File: Make a Copy to use the file.
If you need to make accounts for the class to save their apps, go to https://bitsbox.com/tools/
Note: Bitsbox is a subscription service. There are quite a few options that students can do for free. I do subscribe to this but I don't get any compensation for posting. I just like it :)