Stroke Refinement Purpose: To build on the skills in Level 4 by providing additional guided practice. Stroke Refinement Purpose: To build on the skills in Level 4 by providing additional guided practice. Important Lesson Obejectives include: 1. Demonstrate a shallow dive from the side. 2.Demonstrate a shallow dive, glide two body lengths and begin any front stroke. 3.Swim Underwater (15 Yards). 4. Demonstrate a tuck and pike surface dive, submerging completely. 5. Demonstrate a survival float (2 minutes). 6. Demonstrate a back float (2 minutes). 7. Demonstrate a flip turn while swimming on front. 8. Demonstrate a flip turn while swimming on back. 9. Tread water using two different kicks (scissors, modified breast, or rotary kick) (2 minutes). 10. Demonstrate the following strokes: -Front Crawl-50 yards -Back Crawl- 50 yards -Butterfly-25 yards -Breaststroke-25 yards -Elementary Backstroke-25 yards -Sidestroke-25 yards 11.Demonstrate Survival Swimming(2 minutes) 12.Demonstrate Rescue Breathing.