Learning Resources Spike the Fine Motor Hedgehog Fidget Friend. Theres lots to keep little hands busy with this new take on the award-winning Spike the Fine Motor Hedgehog. When children push, twist, press, spin, turn, and move Spikes 6 fun fidget functions, they practise fine motor skills. Sized right for little hands, this toy is great for on-the-go and independent play. Includes multilingual packaging and Activity Guide. Measures 9.5 cm H x 16cm W.