Roman Arch Kit - A Geometric Wooden Puzzle
Build a working model that can actually support your weight!
Kit contains 23 precision-cut hardwood blocks in 6 unique shapes; pre-drilled wooden buttress in 3 sections. Includes instructions & template.
Approximate block size: 1 1/4". Is 15" x 1 1/2" x 5 1/4" assembled. For math, technology and physics learning.
Gift Wrap Available
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