Collaborative groups and cooperative learning refer to a variety of structured classroom management techniques and grading systems developed and studied by Aronson, Johnson & Johnson, Kagan, Slavin, and others since the early 1970s.
But within the realm of your food choices, including red beets and their green tops, Yukon gold and sweet potatoes, avocados, oats, and cod liver oil in your diet are simple and concrete steps that you can take right away to improve the health of your digestive system.
1 I love this family of foods, and I try to have at least a cup or two every day. 2  Kale, collards, cabbage, Brussels sprouts, broccoli, arugula, daikon radishâall wonderful foods that help repair and heal your liver. 3  Garlic and onions, also, are full of sulfur, which is a great detoxifier.