STEM Lab Curvimeter - Educational Measuring Tool 3D Wooden Puzzle

Curvimeter by Ugears - Precision Measuring Tool STEM Lab Model

Learn to measure the unmeasurable with the Curvimeter (opisometer) from the Ugears STEM Lab series. This clever device is engineered to trace and measure the length of winding curved lines on physical maps with far higher accuracy than a straight ruler. An essential tool for planning hikes and road trips while uncovering foundational mechanical engineering.

How the Curvimeter Measures Curves

Converts rolling wheel movement into legible dial readings:

• Mechanical Conversion: Roll the tracing wheel along a mapped route, and the pointer needle advances along dial scales calibrated in centimeters and inches.
• Planetary & Cycloidal Drives: Assemble and study real planetary gears and a cycloidal drive, mechanisms often hidden inside industrial instruments.
• Scale Map Navigation: Multiply your scale reading by the map's ratio to calculate real-world travel distances instantly.

Augmented Reality Learning (AR & Study Guide)

A comprehensive learning experience extending far beyond traditional puzzles:

• Ugears AR Application: Scan your completed model with the Ugears AR app to see how cartographers and surveyors use opisometers in the field.
• Historical Discovery: Learn the history of mapping tools from Roman engineers to Edward Russell Morris in 1873, complete with physics formulas.
• Hands-On Lab Tasks: Practical exercises in the study guide let students test measuring accuracy and mechanical theory.

Technical Specifications

• Educational Line: STEM Lab (Science, Technology, Engineering, Math).
• Mechanism Elements: Measuring wheel, planetary gear train, cycloidal drive, dial needle.
• Assembly: 100% glue-free and tool-free snap-fit construction.
• Includes: Laser-cut boards, study guide, pocket manual, and AR access.