❶ Kit to assemble three pyramids with seven cross-sections:
✯ pyramid section - equilateral triangle;
✯ pyramid section - isosceles triangle;
✯ pyramid section - quadrangle;
✯ pyramid section - square;
✯ pyramid section - rectangle;
✯ pyramid section - trapeze.
Each pyramid has movable parts at the cross-section.
This allows you to see the pyramid in its entirety and a section.
The geometric dimensions of each of the 3 finished pyramids = 120x105x97 mm.
Difficulty level: Easy. Does not require experience and additional skills.
❷ In this kit:
✦ Polyhedrons details;
✦ Assembly instructions with color pictures;
✦ Article - a cross-section of the pyramids, the use of the Pick formula to find the area.
❸ The details are made of colored cardboard with a lacquer coating that has already been precut and bent.
The kit is packed in a heavy-duty polypropylene envelope, A4 format (210x297 mm)
▶▶ Rotation video preview: https://youtu.be/Zb_QhBhcQVs
▶▶ Rotation video preview: https://youtu.be/9OsHt8K2uDA
▶▶ Assembly video preview: https://youtu.be/EOITL9X77WM
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