A wearable computing apparatus (100, 600, 700, 800, 900, 1000) adapted to be worn on a user's hand, the wearable computing apparatus comprising: a first subassembly, comprising: a first set of sensors adapted to sense a plurality of positional characteristics of the user's hand; one or more processors; a non-transitory memory coupled to the one or more processors, the non-transitory memory for storing instructions that, when executed by the one or more processors, cause the one or more processors to detect signals received from the first set of sensors and determine a relative position of the user's hand; at least one haptic motor of the first subassembly; and a first connector interface (282, 284, 286, 288, 290, 292, 294) configured to communicatively couple the first subassembly to a second subassembly (150, 650, 850, 950); and wherein the wearable computing apparatus further comprises the second subassembly (150, 650, 850, 950), which comprises: an adjustable strap (155, 805, 915) adapted to secure the second subassembly to the user's hand; a second connector interface configured to mate with the first connector interface (282, 284, 286, 288, 290, 292, 294) of the first subassembly; and a plurality of flexible leads, wherein each of the plurality of flexible leads is configured to be removably secured to a finger of the user's hand, wherein a proximal portion of each flexible lead is coupled to the second connector interface, and wherein a distal portion (170, 171) of each flexible lead includes a haptic motor of the second subassembly and a second set of sensors adapted to sense a plurality of positional characteristics of the secured finger. a first subassembly, comprising: a first set of sensors adapted to sense a plurality of positional characteristics of the user's hand; one or more processors; a non-transitory memory coupled to the one or more processors, the non-transitory memory for storing instructions that, when executed by the one or more processors, cause the one or more processors to detect signals received from the first set of sensors and determine a relative position of the user's hand; at least one haptic motor of the first subassembly; and a first connector interface (282, 284, 286, 288, 290, 292, 294) configured to a first set of sensors adapted to sense a plurality of positional characteristics of the user's hand; one or more processors; a non-transitory memory coupled to the one or more processors, the non-transitory memory for storing instructions that, when executed by the one or more processors, cause the one or more processors to detect signals received from the first set of sensors and determine a relative position of the user's hand; at least one haptic motor of the first subassembly; and a first connector interface (282, 284, 286, 288, 290, 292, 294) configured to communicatively couple the first subassembly to a second subassembly (150, 650, 850, 950); and wherein the wearable computing apparatus further comprises the second subassembly (150, 650, 850, 950), which comprises: an adjustable strap (155, 805, 915) adapted to secure the second subassembly to the user's hand; a second connector interface configured to mate with the first connector interface (282, 284, 286, 288, 290, 292, 294) of the first subassembly; and a plurality of flexible leads, wherein each of the plurality of flexible leads is configured to be removably secured to a finger of the user's hand, wherein a proximal portion of each flexible lead is coupled to the second connector interface, and wherein a distal portion (170, 171) of each flexible lead includes a haptic motor of the second subassembly and a second set of sensors adapted to sense a plurality of positional characteristics of the secured finger. an adjustable strap (155, 805, 915) adapted to secure the second subassembly to the user's hand; a second connector interface configured to mate with the first connector interface (282, 284, 286, 288, 290, 292, 294) of the first subassembly; and a plurality of flexible leads, wherein each of the plurality of flexible leads is configured to be removably secured to a finger of the user's hand, wherein a proximal portion of each flexible lead is coupled to the second connector interface, and wherein a distal portion (170, 171) of each flexible lead includes a haptic motor of the second subassembly and a second set of sensors adapted to sense a plurality of positional characteristics of the secured finger.