Owen and Akul constructed a waterproof roof using cardboard, masking tape, and popsicle sticks. They lined the inside of the roof with aluminum foil to act as a water-repellant. If they were to redesign their structure, the boys would add a gutter system to their roof overhang.
- Harshita and Chi-Ray constructed a successful waterproof roof using cardboard, masking tape, aluminum foil and masking tape. They even added cotton balls for insulation! The girls included straws for a gutter system.
- Akshada, Sarina, and Dishi constructed a waterproof roof using cardboard, aluminum foil, and masking tape. Their steep pitch allowed for water to runoff efficiently. If they were to redesign, the girls would add a gutter system.
- Shanmukha and Maanav constructed their waterproof roof using popsicle sticks, pipe cleaners, masking tape, and aluminum foil. They utilized cotton balls for insulation. The steeply-pitched roof allowed water to runoff. If they were to redesign, the boys would continue working on making an efficient gutter system.