The lesson taught me how to enable a user to select one checkbox then hold down the Shift key to select every other checkbox between the first and last checkbox.
1. A habit tracker
2. A recipe search window
You select the ingredients you have in your refrigerator and it goes out to the web to find you recipe ideas
3. A Tutorial search window
For knitting stitch instructions on YouTube or on the web.
4. A Yarn search window
If you are trying to knit something and you need yarn to fit the pattern