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The Hub, pictured in Figure 1-1, is a small computer that powers and controls inventions. This book will show how to combine it with sensors and motors to explore many engineering concepts. This chapter introduces the Hub, including how to power it up, charge it, and navigate the controls on its front panel.
A photograph of a hub and a Lego robot placed on a surface.
Figure 1-1
The Hub is a small computer for controlling sensors and motors ...
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