UGears Stem Lab Counter Mechanical Model Kit



  • Condition: 100% Brand New
  • Brand: UGears
  • Color: As picture show
  • Number of components: 157
  • Estimated time of assembly: 1-2 hours
  • Detailed step-by-step colour instruction manual
  • High-quality wooden boards with pre-cut details and other standard supplies
  • The Counter is developed to serve as a learning tool rather than a puzzle
  • Model Approximate dimensions: 135mm x 65mm x 122mm(L x W x H)


  • Recommended for ages 8+ years
  • It measured the length of the path by counting the number of rotations of the wheel
  • Assemble the Counter and discover the principle of a working Three-digit Clicker-Counter
  • The Counter is a stylish educational model, which includes an interactive study guide, to help learn and understand the principles of how a Counter works
  • The Counter consists of a click button that is used to register values, a Geneva Drive that sets the whole mechanism in motion, Cylinder Gears with Numbers, and a Turn Handle
  • The Counter can register values between 1 and 999. You can then open the front panel of the counter and reset it manually
  • A counter, as a key part of the odometer mechanism, was invented by an Ancient Greek mathematician and engineer Hero of Alexandria who lived in 10-70 AD
  • The counter was improved and completed with a reducer that reduced the number of the wheel’s revolutions depending on the measuring system (miles, leagues, kilometres) and showed reduced data on the display
  • Counters are used to count the number of passengers, visitors of different events, cars passing through certain check point, sets and scores in sport, items on a production line, etc.
  • Assembly requires no glue or additional tools. The details come out of the boards with a slight push
  • QR-code to Pocket Model’s Study Guide (the Counter Essentials with a description of the mechanism, principle of working, main characteristics, definitions, and formulas)

The mechanism of the Counter is composed of:

  • Click-button to register values
  • Cylinder gears with numbers
  • Geneva Drive
  • A Turn handle to register values


SKU TH00001016
Barcode # 4820184121058
Brand Ugears
Shipping Weight 0.6620kg
Shipping Width 0.200m
Shipping Height 0.100m
Shipping Length 0.290m
Shipping Cubic 0.005800000m3
Unit Of Measure ea

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