Can you finish mystery of the missing water in about 25 min?
You will children learn about water pollution by observing the effects of contaminants in water, making the concept tangible.
Sign in to start the full activity flow, save this lesson, print a learner version, and track XP. The preview below is public so parents and educators can evaluate the activity before joining.
Children learn about water pollution by observing the effects of contaminants in water, making the concept tangible. This activity connects real-life consequences to the importance of clean water, highlighting both environmental science and personal responsibility.
By engaging in a visual experiment, children experience embodied cognition — understanding pollution through their senses. The contrasting colors and smells provide clear feedback, ensuring they connect the dots between actions and outcomes, in line with Bruner's CPA approach.
1. Take two clear plastic cups. Fill one with clean water. 2. In the second cup, add a tablespoon of cooking oil and a few drops of food coloring. 3. Stir the second cup gently and observe what happens. 4. Pour the colored mixture into the first cup of clean water. 5. Note the changes in color and clarity of the water. 6. Discuss what this means for our lakes and rivers.