In addition to today's live video on part1 (Topic 4), you'll find pre-recorded video of part2 +part 3 (Topic 5) and part 4 (Topic6), covering the full theme of 3D interaction.
It may help you to make decisions about the types of interactions you want to consider for your project design.
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Other future lectures will also be provided as prerecorded video at least one week ahead of the lecture time slot.