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Stem Lab Arithmetic Kit by UGears

Stem Lab Arithmetic Kit by UGears

$53.95

In stock

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Discover How the Mechanical Addiator and Multiplier Work

The model kit comes with a QR-code to the study guide about the mechanisms, the principal of their working, the main characteristics, formulas. It also includes interesting assignments.  Dive into augmented reality and look at how Mechanical Addiator and Mechanical Multiplier work. Interact with the models via a special AR application from Ugears.

The Mechanical Addiator is a compact arithmetic machine (or adding machine) that works by moving gear racks, using a stylus included in the kit. By moving the sliding racks, marked with arrows and numbers from 0 to 9, you can add and subtract numbers.

The Mechanical Multiplier is a flat hinge mechanism that accomplishes binary operations on numbers. By moving the dual slider, you can multiply and square numbers from 1 to 12, making the multiplication table fun.

The UGEARS Mechanical Addiator was invented by a St. Petersburg music teacher, Heinrich Kummer, in 1846. Its simple design and compact size made it a popular mathematical tool in its time. 

The UGEARS Mechanical Multiplier is based on a children’s toy, “Consul the Educated Monkey,” invented in 1915 by William Henry Robertson, an American high school math teacher. Robertson applied for a patent for a toy that ingeniously uses a hinged mechanism to perform simple multiplication, designed “to stimulate children’s interest in the study of numbers.”

Addiator size: 21.5*11*2.3 cm
Multiplier size: 24.8*25.5*4 cm
Number of components: 117
Estimated time for assembly: 2.5 hours

Ages: 8+

Assembling and discovering Ugears models is a smart and engaging hobby for grown-ups and kids of all ages. All Ugears models are made of sustainably sourced wood and require neither glue nor special tools to be fully assembled into functional working models.  Also, there is no need for batteries or any external power source as they are powered by rubber bands, gears, cranks and gravity.

Each Ugears model is not just a construction kit but an incarnate IDEA of a PERFECT mechanism. Putting them together, you bring the idea to life.

This model is only one of many that we stock in our Ugears Model Kits range from Ugears Australia. This range is also part of our STEM Engineering & Construction collection, which has even more building kits for you to choose from.