Using Mobilo, Lego, Duplo, Mechano, or cardboard, straws and tape build a small car that can roll when pushed. Once built, and using the above YouTube link look at a Rube Golberg Machine.
Using this as inspiration your challenge is to use your car in the machine you create with items collected from around the house and have it as a moving part OR have it as the aim of your machine to move it.
Continuing on with creating Stuart’s bedroom let’s look at creating a model of Stuart himself. Find some materials that may help with this. Fabric, felt, paper towel roll, paper, cardboard etc
Once you have created your model of Stuart, use him to make a short Stop-Go Animation Film create a stop-go.