# 3.E: Exercises

- [3.E.1: Bigfoot JSON](/3-backend/3.e-exercises/3.e.1-bigfoot-json.md)
- [3.E.2: Bigfoot SQL](/3-backend/3.e-exercises/3.e.2-bigfoot-sql.md)
- [3.E.3: Bigfoot SQL 1-M](/3-backend/3.e-exercises/3.e.3-bigfoot-sql-1-m.md)
- [3.E.4: Bigfoot SQL M-M](/3-backend/3.e-exercises/3.e.4-bigfoot-sql-m-m.md)
- [3.E.5: Carousell Schema Design](/3-backend/3.e-exercises/3.e.5-carousell-schema-design.md)
- [3.E.6: Carousell Auth](/3-backend/3.e-exercises/3.e.6-carousell-auth.md)