Chapter 1 of the Test Set Collection has a 5 level progression

More about SKWIM is at another site,

Honestly, chapter one might not be devoted to the SKWIM R.E.D. certification. However, expect this content to be positioned among the first five chapters in the ebook. 

By Mark Rauterkus

Swim, water polo and SKWIM coach in Pittsburgh, PA, USA. Also the webmaster for the International Swim Coaches Association.