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/

Prototype for Citrix Secure Mail with multiple email accounts

Citrix Tech Fair entry demonstrating concepts for Secure Mail.

State change based on the position of draggable objects

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

This 18 Cool Gradients was designed by Osama Dawood https://www.sketchappsources.com/free-source/3607-gradients-ui-kit-sketch-freebie-resource.html

Circular progress bar