diff --git a/docs/Instruction/tips_list.md b/docs/Instruction/tips_list.md
index 369e91bf53f1fa708813aebfbb22bf7c482544ff..d0d3814d079d13f03e2bc33c868bfcf4290f761d 100644
--- a/docs/Instruction/tips_list.md
+++ b/docs/Instruction/tips_list.md
@@ -35,9 +35,9 @@
 ## Embeded programing
 - [Mystery of Bootloader](./tips/bootloader.md)
 - [Oscilloscope](http://yuichitamiya.fabcloud.io/fabacademy2020/projects/Oscilloscope/)
-
-
-
+- [Flash sound](http://academany.fabcloud.io/fabacademy/2021/labs/kannai/site/instruction/tips/flash_sound/)
+- [ATtiny1614 hello buzzer board](http://tatsuro.homma.fabcloud.io/fabacademy/tips/electronics_design/ATtiny1614_hello_buzzer/)
+- [Step Response / CapacitiveSensor](http://academany.fabcloud.io/fabacademy/2021/labs/kannai/site/instruction/tips/step_response/)
 
 ## Other Tips list
 - [Tips List 2021](http://academany.fabcloud.io/fabacademy/2021/labs/kannai/site/instruction/tips_list/)
diff --git a/docs/Instruction/week06.md b/docs/Instruction/week06.md
index afd857fdf1babe671fb3b042aaf37265b344e6bc..c4fe8910f029b9e0cb219f3e1233452750fb54d9 100644
--- a/docs/Instruction/week06.md
+++ b/docs/Instruction/week06.md
@@ -289,7 +289,9 @@ IC
 - pinout
     - [AVR-1](http://yuichitamiya.fabcloud.io/fabacademy2020/projects/updi_programme/)
 
-### Eagle
+### Todo
+
+#### Eagle
 
 - download [site](https://www.autodesk.com/products/eagle/free-download)
 - Library
@@ -302,3 +304,13 @@ IC
 - Design roule
     - Eagle: DRC
         - 16mil = 16 milli-inch = 0.4064 mm
+
+#### Test
+- echo
+    - class page
+- Flash sound
+    - [Flash sound](http://academany.fabcloud.io/fabacademy/2021/labs/kannai/site/instruction/tips/flash_sound/)
+- buzzer
+    - [ATtiny1614 hello buzzer board](http://tatsuro.homma.fabcloud.io/fabacademy/tips/electronics_design/ATtiny1614_hello_buzzer/)
+- Step Response / CapacitiveSensor
+    - [Step Response / CapacitiveSensor](http://academany.fabcloud.io/fabacademy/2021/labs/kannai/site/instruction/tips/step_response/)