A Picker selection navigates you to the screen selected.
The project uses Variables and States and depending on the picker selection I change a button state to navigate you to the right screen.
Lets babies mix and match and make all kinds of silly halloween characters.
Images from: https://www.comofazeremcasa.net/brinquedo-com-blocos-de-madeira-para-criancas-com-moldes/
Using the Carousel default Pattern in Proto.io. I use a few screen interactions to turn it into an Autoscroll Carousel.
Design Credits to: https://www.sketchappsources.com/resource/download-3665.html