Week 12: Festive Cards

Week 11: Modular Models

http://www.origami-resource-center.com/modular-origami.html

Week 10: Jumping Frogs

http://www.tammyyee.com/origamifrog.html

Week 9: Yachts

Instructions for these can be found in "Amazing Origami for Children" by Steve and Megumi Biddle.