STEM APPROACH IN COURSES | Page 60

Chemistry Stem Lesson Pla Teacher: Abel Carenas Velamazán GLYCERINE SOAP Student Age: 13-17 MATERIAL • 20 g of glycerin • 0.25 g of Essences for soaps (5 drops) • 0.1 g of dyes for soaps (from 3 to 5 drop • Silicone molds • Wooden spatula PROCESS 1. Melt the glycerin in a water bath. 2. Just when removing the dye is added a 3. Add the essence and stir with the wood 4. Carefully pour the soap into the silicon 5. Wait until it is completely solidified (it mold.