- AudiolibroGardeningMaria Garrets
- AudiolibroHorticultureMaria Garrets
- AudiolibroDatabasesJonathan Rigdon
- AudiolibroData and DatabasesJonathan Rigdon
- AudiolibroGreenhouseMaria Garrets
- AudiolibroOperating SystemsJonathan Rigdon
- AudiolibroAeronautical ManagementPhil Gilberts
- AudiolibroCivil EngineeringPhil Gilberts
- AudiolibroProgrammingJonathan Rigdon
- AudiolibroBiomedical EngineeringPhil Gilberts
- AudiolibroWeb DevelopmentJonathan Rigdon
- AudiolibroIrrigation SystemsMaria Garrets
- AudiolibroElectrical EngineeringPhil Gilberts
- AudiolibroAerospace EngineeringPhil Gilberts
- AudiolibroEnvironmental EngineeringPhil Gilberts
- AudiolibroComputer SkillsJonathan Rigdon
- AudiolibroChemical EngineeringPhil Gilberts
- AudiolibroComputer ScienceJonathan Rigdon
- AudiolibroCyber SecurityJonathan Rigdon
- AudiolibroData EngineeringPhil Gilberts
- AudiolibroConstructionPhil Gilberts
- AudiolibroAssembly LanguageJonathan Rigdon
- AudiolibroComputer ScienceJonathan Rigdon
- AudiolibroWebsite DevelopmentJonathan Rigdon
- AudiolibroInformaticsPhil Gilberts
- AudiolibroIndustrial DesignsPhil Gilberts