This activity is perfect for creating a card for Mother's Day and also practicing time conversion. The worksheet takes students through the steps of calculating how old they are in months, days, hours, minutes, and seconds. The bottom of the page includes a script your students can use to write a sweet Mother's Day message to their moms. After they finished filling in the script at the bottom, they copied the script onto an original Mother's Day card. I used this with my fourth-grade class, and