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Based on an earlier machine constructed in college but which has fallen into disrepair, the simple desire to have a child's eyes track a moving blu...

The boy is besotted by his little girlfriend, and follows her with his gaze everywhere she goes. This Meccano construction is inspired by Arthur Ga...

A series of gearboxes, driving two 'wobbly differentials', produce 75 different erratic movements shown by the final dials.

Two contra rotating superstructures, together with simulated hydraulics lifting rotating spider, give some eccentric movement to the riders.