diff --git a/js/Construction.js b/js/Construction.js
index 4372cdf..39794e8 100644
--- a/js/Construction.js
+++ b/js/Construction.js
@@ -224,15 +224,15 @@ const blocks = {
     ],
     'block': [
         's1,75,199,75 t25,25', // 1
-        's25,120,125,50 s125,50,199,50 t175,125', // 2
-        's1,50,75,50 s75,50,175,120 t25,125', // 3
+        's25,120,125,50 s125,50,199,50 t175,75', // 2
+        's1,50,75,50 s75,50,175,120 t25,100', // 3
         's0,75,73,75 w74,1,74,75 f125,75,199,75 t75,125', // 4
         'w25,75,25,150 s26,75,73,75 w75,75,75,150 w126,1,126,100 s127,100,174,100 w175,1,175,100 t50,25', // 5
         'f1,100,50,100 f75,50,125,50 f150,100,199,100 t125,75', // 6
-        'f25,50,75,50 f75,100,125,100 f125,50,175,50 t75,25', // 7
+        'f25,50,75,50 f75,100,125,100 f125,50,175,50 t100,50', // 7
         'f26,75,174,75 t75,125', // 8
         's1,50,199,50 s1,100,199,100 t100,75', // 9
-        'w50,50,50,100 s51,50,99,50 w100,50,100,100 f100,50,100,50 s101,100,149,100 w150,50,150,100 t75,125', // 10
+        'w50,50,50,100 s51,50,99,50 w100,50,100,100 f100,50,100,50 s101,100,149,100 w150,50,150,100 t75,100', // 10
         'w25,50,25,100 s26,50,74,50 w75,50,75,100 s76,100,124,100 w125,50,125,100 s126,50,174,50 w175,50,175,100 t150,125', // 11
         's1,51,50,100 s1,149,50,100 f50,100,100,100 s100,100,150,50 s101,1,150,50 f150,50,199,50 t175,75', // 12
         'f1,50,50,50 s50,50,99,1 s50,50,100,100 s51,149,100,100 f100,100,150,100 s150,100,199,51 t75,100', // 13