Each group needs:

• 6 snap cubes (interlocking cubes); a set of 100 for $10-13 at https://www.amazon.com/Learning-Resources-LER4285-Mathlink-Cubes-100/dp/B000URL296 or https://www.amazon.com/Learning-Resources-LER7584-Snap-Cubes/dp/B000G3LR9Y
• pencil with eraser, for each student
• Blank Triangle-Dot Paper; two per student
• Let’s Rotate Worksheet, one per student

To share with the entire class:

• (optional) computer and projector to show examples as provided in the Spatial Visualization Presentation, a PowerPoint® file; alternatively, draw the examples for students