Brickit - Use ML to detect what can be built from your pile of legos
SketchDaily.io - Free educational tool for improving your sketching skills.
LEGO Life - A safe community built specially for boys and girls
Drawzee - Change your sketches into cats 🐱, dogs 🐶 or other animals 🐍
Lego Boost - Build + Code + Play
Pencil Sketch - Pencil Sketch developed and published by Dumpling Sandwich for Android and iOS devices.