Origami Swan, Easy Heart, Water Balloon & Flapping Bird
Instructions:
Swan: http://www.origami-resource-center.com/origami-swan.html
Easy Heart: http://www.origami-instructions.com/easy-origami-heart.html
Water Balloon: http://www.origami-instructions.com/origami-water-balloon.html
Flapping Bird: http://origami-instructions.com/origami-flapping-bird.html