Weekly First Trimester Checklist for pregnant moms. Don’t miss this week by week first trimester to do list to help you stay on track and organized during your first trimester! These first trimester tips will help you get everything you need to do done as soon as you find out you’re pregnant. The first 12 weeks are important so don’t miss a thing with these first trimester tips! #pregnancy #firsttrimester #newbaby #pregnant #newborn #expecting #checklist #todolist