A suite of resources, code and links, from the App Development with Swift Teacher Workshops
- https://docs.swift.org/swift-book/LanguageGuide/TheBasics.html - Swift.org online documentation
- https://developer.apple.com/design/human-interface-guidelines/ - Apple's Human Interface Guidelines
- https://www.apple.com/education/teaching-code/ - Apple's Teaching Code site
- https://www.challengebasedlearning.org - Challenge Based Learning
- https://lor.instructure.com/resources/3ade24da49ff46c8abd2dfdc6d4c6395 - App Development with Swift | Canvas Commons
- https://developer.apple.com/support/membership-fee-waiver/ - Apple Developer Program Membership Fee Waivers - Support - Apple Developer
- https://certiport.pearsonvue.com/Apple/ - Certiport Certification, App Development with Swift Level 1 certification
- https://mhanlon.gitbooks.io/beginner-xcode/content/en/ - Beginner Xcode Sushi Card
- Xcode interface tour and tutorial - (Coming soon)
- https://developer.apple.com/augmented-reality/ - Apple's Augmented Reality documentaton
- http://github.com/codePrincess/ARStarter - Code Princess's AR Starter Playground
- https://developer.apple.com/documentation/realitykit/creating_3d_content_with_reality_composer/selecting_an_anchor_for_a_reality_composer_scene - Using RealityKit to find an anchor in a scene
- https://thecodehub.ie/playgrounds/ - The Code Hub Playgrounds for teaching coding with Turtle Graphics and Text Adventures
- https://thecodehub.ie/cesi/ - Presentation from CESICon 2018, "Using Swift Playgrounds for Creativity in Coding with the Code Hub"
- Learning Variables iOS app - (link coming soon)
- Authoring Swift Playground Books with the Author Template - (Coming soon)
- https://istitutosacrocuore.github.io - Istituto Sacro Cuore (Naples)
- http://online.swiftplayground.run - The online Swift playground lets you and your students play around with Swift in a web browser on all manner of devices
- https://www.perfect.org - Perfect
- https://vapor.codes - Vapor
- https://www.kitura.io - Kitura
This isn't my domain of expertise, but here are a few links to get you started, turning designs from Sketch or Photoshop, that might help you get from your visuals to working interfaces.
- https://mondayhero.io - Convert Sketch designs into Swift code
- http://www.replia.io - Replia: Generate source code for iOS apps from design work
- https://www.youtube.com/watch?v=DYhPufgcqF4 - iOS Swift Tutorial: From Sketch Design to Real App