Use the below tutorial to take models made using TinkerCAD and bring them into your project. If you have never used TinkerCAD before, make an account, and look at some of the tutorials they provide.
Use the below tutorial to learn how to add other animated figures into your your digital place, and, if you want, create a simple interaction that places a speech bubble over their head when you approach:
Follow the tutorial below to find some tools for creating sounds or music. It will also cover how to place those sounds in your world. Specific sounds can be attached to specific parts of your world - think about how sounds might contribute to the experiences and actions you want your digital place to encourage (or discourage)!
Follow the (soon to come) tutorial below to learn how to use code to make a "trigger" that will play a sound. How else might you use "triggers" to make your world responsive?
Look at the following tutorial to find ways to adjust the color and amount of lighting in your place, and to add "particle effects" like fire and sparkles to contribute to the sensory experiences you want to create.
This tutorial shows you how to customize the "skybox" of your world to change the images used to create the sky.