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/

Citrix Tech Fair entry demonstrating concepts for Secure Mail.

A reverse timer using the handle to designate where the timer begins its countdown.

A simple animated Flowchart. Click on each tab and the arrows when zoomed in to transition to the next one. Design credited to: https://www.sketchappsources.com/free-source/3636-entity-relationship-model-erd-diagram-library-sketch-frebie-resource.html

A basic mockup of a sign-up/sign in screens along with a 2-way authentication of a uniquely generated code each time.

Basic To Do prototype based on: https://www.sketchappsources.com/free-source/3625-basic-to-do-app-design-sketch-freebie-resource.html

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

Safe/Combination lock