Disappearing Pinwheel versions 3 & 4 Friendship Star 4 X 5 blocks ~ 55" X 65"
Layer Cake - print
Layer Cake - solid
Layer Cake - background
2 yds - outer border
2 yds - inner border
layer 2 - 10" squares print & solid
sew around outside, then cut diagonally
arrange in pinwheel and sew together
measure square and divide that amount by 3
cut across square so it is in 3rds horizontally and vertically on all 4 sides.

take out 2 strip squares
Friendship Square
leave small pinwheel
pivot '1/2 square' squares so one side of the triangle - print side is against the center small pinwheel square
1/2 squares in center against small pinwheel square.
Version 3 - Illinois Road Block - pattern
take 2 strip squares
arrange so background strip is against other print side of '1/2 square' square
so the 2 strip squares go around vertical, horizontal, vertical, horizontal
or so opposite corners are oriented the same.
star points are distinct and star stands clear
when assembled with other large blocks the strips come together 2 strip side to one strip side

Version 4 - Whirligig Block
take 2 strip squares
arrange so background strip is against other background side of '1/2 square' square
so print strip forms legs out from
https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRw-k0Xjgt9-G0DofG57b66YVJ4gFvdO9RRKHL8Mt2UUUJJGOkn
Sew
each row of 3 small blocks together
then sew these 3 rows together
Other options:
https://ruthiequilts.wordpress.com/2014/08/29/disappearing-pinwheels-and-hourglass-blocks/

