Structurally similar to Bank's Inversions
, but instead of romance and ruckus, we get physics. I've been hovering between 3 and 4 stars on the rating and might change this rating again and again. A five point scale is insufficient granularity in this instance. If I give it 4 stars I feel I'd need to fill this review with caveats about accessibility, but 3 undervalues the concept and execution.