USE THIS LINK TO DO THE GAME ON "FOOD CHAIN". http://www.akidsheart.com/animals/sea/foodchain/foodchain.html
USE THIS LINK TO DO THE ACTIVITY ON "FOOD CHAIN". http://www.sheppardsoftware.com/content/animals/kidscorner/games/foodchaingame.htm
This will help your child to learn and understand the topic in an easier way. Remember to share your comments regarding the activities.