diff --git a/tests/wpt/include.ini b/tests/wpt/include.ini
index 7c891a5dcbe..b9630dd4930 100644
--- a/tests/wpt/include.ini
+++ b/tests/wpt/include.ini
@@ -16,6 +16,7 @@ skip: true
   [css-anchor-position]
     skip: true
   [css-box]
+    skip: false
     [margin-trim]
       skip: true
   [css-break]
@@ -29,6 +30,7 @@ skip: true
   [css-device-adapt]
     skip: true
   [css-display]
+    skip: false
     [run-in]
       skip: true
   [css-exclusions]
@@ -87,6 +89,7 @@ skip: true
   [css-size-adjust]
     skip: true
   [css-sizing]
+    skip: false
     [aspect-ratio]
       skip: true
     [contain-intrinsic-size]
diff --git a/tests/wpt/meta-legacy-layout/css/css-display/reading-order/reading-order-items-computed.html.ini b/tests/wpt/meta-legacy-layout/css/css-display/reading-order/reading-order-items-computed.html.ini
new file mode 100644
index 00000000000..bfbb8d57dbd
--- /dev/null
+++ b/tests/wpt/meta-legacy-layout/css/css-display/reading-order/reading-order-items-computed.html.ini
@@ -0,0 +1,18 @@
+[reading-order-items-computed.html]
+  [Property reading-order-items value 'normal']
+    expected: FAIL
+
+  [Property reading-order-items value 'flex-visual']
+    expected: FAIL
+
+  [Property reading-order-items value 'flex-flow']
+    expected: FAIL
+
+  [Property reading-order-items value 'grid-rows']
+    expected: FAIL
+
+  [Property reading-order-items value 'grid-columns']
+    expected: FAIL
+
+  [Property reading-order-items value 'grid-order']
+    expected: FAIL
diff --git a/tests/wpt/meta-legacy-layout/css/css-display/reading-order/reading-order-items-valid.html.ini b/tests/wpt/meta-legacy-layout/css/css-display/reading-order/reading-order-items-valid.html.ini
new file mode 100644
index 00000000000..8fa1c144a47
--- /dev/null
+++ b/tests/wpt/meta-legacy-layout/css/css-display/reading-order/reading-order-items-valid.html.ini
@@ -0,0 +1,18 @@
+[reading-order-items-valid.html]
+  [e.style['reading-order-items'\] = "normal" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "flex-visual" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "flex-flow" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "grid-rows" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "grid-columns" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "grid-order" should set the property value]
+    expected: FAIL
diff --git a/tests/wpt/meta-legacy-layout/css/css-sizing/dynamic-available-size-iframe.html.ini b/tests/wpt/meta-legacy-layout/css/css-sizing/dynamic-available-size-iframe.html.ini
deleted file mode 100644
index 35256741d38..00000000000
--- a/tests/wpt/meta-legacy-layout/css/css-sizing/dynamic-available-size-iframe.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[dynamic-available-size-iframe.html]
-  expected: FAIL
diff --git a/tests/wpt/meta/css/css-display/reading-order/reading-order-items-computed.html.ini b/tests/wpt/meta/css/css-display/reading-order/reading-order-items-computed.html.ini
new file mode 100644
index 00000000000..bfbb8d57dbd
--- /dev/null
+++ b/tests/wpt/meta/css/css-display/reading-order/reading-order-items-computed.html.ini
@@ -0,0 +1,18 @@
+[reading-order-items-computed.html]
+  [Property reading-order-items value 'normal']
+    expected: FAIL
+
+  [Property reading-order-items value 'flex-visual']
+    expected: FAIL
+
+  [Property reading-order-items value 'flex-flow']
+    expected: FAIL
+
+  [Property reading-order-items value 'grid-rows']
+    expected: FAIL
+
+  [Property reading-order-items value 'grid-columns']
+    expected: FAIL
+
+  [Property reading-order-items value 'grid-order']
+    expected: FAIL
diff --git a/tests/wpt/meta/css/css-display/reading-order/reading-order-items-valid.html.ini b/tests/wpt/meta/css/css-display/reading-order/reading-order-items-valid.html.ini
new file mode 100644
index 00000000000..8fa1c144a47
--- /dev/null
+++ b/tests/wpt/meta/css/css-display/reading-order/reading-order-items-valid.html.ini
@@ -0,0 +1,18 @@
+[reading-order-items-valid.html]
+  [e.style['reading-order-items'\] = "normal" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "flex-visual" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "flex-flow" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "grid-rows" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "grid-columns" should set the property value]
+    expected: FAIL
+
+  [e.style['reading-order-items'\] = "grid-order" should set the property value]
+    expected: FAIL