REFERENCES
Puzzle Images:
1. Easy Food Groups jigsaw puzzle image: http://www.readyed.com.au/healthy/images/pyramid.jpg
2. Harder Food Groups jigsaw puzzle image: https://upload.wikimedia.org/wikipedia/commons/6/6d/USDA_Food_Pyramid.gif
3. Hardest Food Groups Jigsaw puzzle image: http://foods.weneedfun.com/wp-content/uploads/2016/03/Food-Pyramid-9.jpg
4. Easy Animal Habitats jigsaw puzzle image: https://i.ytimg.com/vi/NaQo-tMD5iI/maxresdefault.jpg
5. Harder Animal Habitats jigsaw puzzle image: http://www.vectorfree.com/media/vectors/twitter-bird-illustration.jpg
6. Hardest Animal Habitats jigsaw puzzle image: http://yourshot.nationalgeographic.com/u/ss/fQYSUbVfts-T7pS2VP2wnKyN8wxywmXtY0-Fwsgxpi6uzxLEby-n2lMQMrcyOHkXthr9ToaReeVmArKRc3-R/
7. Easy Food Chain jigsaw puzzle image: http://yourshot.nationalgeographic.com/u/ss/fQYSUbVfts-T7pS2VP2wnKyN8wxywmXtY0-Fwsgxpi6uzxLEby-n2lMQMrcyOHkXthr9ToaReeVmArKRc3-R/
8. Harder Food Chain jigsaw puzzle image: http://heightstechnology.edublogs.org/files/2011/05/Temperate-Forest-Food-Chain-2a4qqyj.jpg
9. Hardest Food Chain jigsaw puzzle image: http://image.slidesharecdn.com/foodchainfoodwebandecologicalcycle-140302224948-phpapp02/95/food-chainfood-web-and-ecological-pyramids-18-638.jpg?cb=1393800653
Videos:
1. Food Groups video: https://www.youtube.com/watch?v=GaLvxVnn8Yg
2. Animal Habitats video: https://www.youtube.com/watch?v=DTp_YFZcvoU
3. Food Chains video: https://www.youtube.com/watch?v=iWfEn8J5xKM
1. Easy Food Groups jigsaw puzzle image: http://www.readyed.com.au/healthy/images/pyramid.jpg
2. Harder Food Groups jigsaw puzzle image: https://upload.wikimedia.org/wikipedia/commons/6/6d/USDA_Food_Pyramid.gif
3. Hardest Food Groups Jigsaw puzzle image: http://foods.weneedfun.com/wp-content/uploads/2016/03/Food-Pyramid-9.jpg
4. Easy Animal Habitats jigsaw puzzle image: https://i.ytimg.com/vi/NaQo-tMD5iI/maxresdefault.jpg
5. Harder Animal Habitats jigsaw puzzle image: http://www.vectorfree.com/media/vectors/twitter-bird-illustration.jpg
6. Hardest Animal Habitats jigsaw puzzle image: http://yourshot.nationalgeographic.com/u/ss/fQYSUbVfts-T7pS2VP2wnKyN8wxywmXtY0-Fwsgxpi6uzxLEby-n2lMQMrcyOHkXthr9ToaReeVmArKRc3-R/
7. Easy Food Chain jigsaw puzzle image: http://yourshot.nationalgeographic.com/u/ss/fQYSUbVfts-T7pS2VP2wnKyN8wxywmXtY0-Fwsgxpi6uzxLEby-n2lMQMrcyOHkXthr9ToaReeVmArKRc3-R/
8. Harder Food Chain jigsaw puzzle image: http://heightstechnology.edublogs.org/files/2011/05/Temperate-Forest-Food-Chain-2a4qqyj.jpg
9. Hardest Food Chain jigsaw puzzle image: http://image.slidesharecdn.com/foodchainfoodwebandecologicalcycle-140302224948-phpapp02/95/food-chainfood-web-and-ecological-pyramids-18-638.jpg?cb=1393800653
Videos:
1. Food Groups video: https://www.youtube.com/watch?v=GaLvxVnn8Yg
2. Animal Habitats video: https://www.youtube.com/watch?v=DTp_YFZcvoU
3. Food Chains video: https://www.youtube.com/watch?v=iWfEn8J5xKM