If you are a participant of this BOLD project, please finish the surveys, watch the videos, and download the softwares as instructed below. The overview of this study is available here.

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1. Please finish this Pre-study survey before watching the videos and using the softwares.

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2. Part 1 — Rotation Matrix and Axis/Angle Representation.

Please watch this video and download this visualization tool, and then finish this survey.

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3. Part 2 — Composition of Rotations and Euler Angles.

Please watch this video and download this visualization tool, and then finish this survey.

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Thanks for your participation!