UGears Stem Lab Curvimeter Mechanical Model Kit



  • Condition: 100% Brand New
  • Color: As picture show
  • Brand: UGears
  • Number of components: 109
  • Estimated time of assembly: 2 hours
  • The mechanism has a measuring wheel, a clock face and a hand
  • Step-by step illustrated assembly instruction manual
  • Include Wooden details pre-cut with a precise high-tech laser in high-quality plywood boards, as well as other materials required for assembly
  • Need no glue or additional instruments to build, the details come out of the board with a slight push
  • The Mechanism of the curvimeter is made of:Measuring wheel with main and additional scales, and a hand, Planetary mechanism and Cycloidal drive.
  • Model Approximate dimensions: 115mm x 103mm x 57mm(L x W x H)


  • Recommended for ages 8+ years
  • It is a common tool for map-makers, tourists, and road services
  • Assemble it with your own hands and find out how a curvimeter works
  • The model comes with a QR-code that will forward you to the learning guide about the mechanism, the principal of its working, the main characteristics, formulas, and interesting assignments
  • Dive into augmented reality and look at how the curvimeter works. Interact with the model via a special AR application from Ugears
  • The Curvimeter or opisometer is a device that measures the length of curved lines and helps to calculate the distance between the points on a map more precisely than a ruler or a compass
  • When the wheel moves along the line on a map that you need to measure, the hand moves around the clock face marked with measuring units – centimeters, inches, etc. All you need to do in the end is to check the map scale and to multiply your data by the denominator in the scale
  • You can rely on the curvimeter when planning a hike with your friends or a family trip – it will help you to determine the distance you’d cover to get to your destination
  • The device is especially useful when you have no access to any electronic gadgets or the internet
  • The Curvimeter is used to measure the length of curved lines on topographic maps, charts, schemes, and plans


SKU TH00001020
Barcode # 4820184121140
Brand Ugears
Shipping Weight 0.6490kg
Shipping Width 0.200m
Shipping Height 0.100m
Shipping Length 0.200m
Shipping Cubic 0.004000000m3
Unit Of Measure ea

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