Flying into First Grade: More FREEBIES!!! Doubles and Weather!!!
Freebielicious: Doubles Aren't Trouble!
Doubles plus 1
8.5.5 Addition and Subtraction to 20, Using 5 and 10: This is maybe quite a simple activity but children could also make the sum on their rack and work out the answer. They could also think of other examples to fill up the boxes.
Free Doubles Anchor Chart. I print them and put them in my students' individual folders for a reference.
Here's a foldable on doubles facts.
Make learning Fun!! Math Doubles Facts Addition Bracelets
This is part of the Saxon math curriculum. I have used it for several years and have found it to be very effective for kicking off learning how to add.
Finally in First: Double Trouble and a freebie