Science Bundle - The Digestive System, Teeth and Food Chains3 science PowerPoint presentations and 17 worksheetsThis science teaching resource bundle contains three of our individual teaching resources:- The Digestive System- Teeth- Food ChainsEach resource includes:The Digestive System- digestion and the digestive system definitions- functions of the parts of the digestive system (mouth, esophagus, stomach, smallintestine, large intestine) told through the story of a hotdog's journey through th