Update cheatsheet.en.md

12.temporary_ins/69.waves/10.n1/20.overview/cheatsheet.en.md

@@ -124,6 +124,20 @@ It’s called the *Kelvin wake*."
 _Sometimes, all it takes is moving at the right speed for the world to draw you a path._
 
 
+!!! <details markdown=1><summary><b>Your Turn to Experiment</b></summary>
+!!!
+!!! **Materials:**
+!!! * A basin or puddle of water
+!!! * A straight object (ruler, stick, branch, or pencil)
+!!! * Patience and a bit of curiosity
+!!!
+!!! **Steps:**
+!!! 1. Glide the object *very slowly*: *observe the circles* it creates.
+!!! 2. *Gradually speed up* until you see *a V shape form*.
+!!! 3. Try with objects of *different shapes* (a leaf, a branch dipping both ends into the water)!
+!!! </details>
+
+
 ! <details markdown=1><summary><strong>The Physicist's Eye</strong></summary>
 ! 
 ! A **wave** is a **disturbance in a medium created by a source** that **propagates in all directions** at the **speed of the wave**.
@@ -170,19 +184,6 @@ _Sometimes, all it takes is moving at the right speed for the world to draw you
 ! </details>
 
 
-!!! <details markdown=1><summary><b>Your Turn to Experiment</b></summary>
-!!!
-!!! **Materials:**
-!!! * A basin or puddle of water
-!!! * A straight object (ruler, stick, branch, or pencil)
-!!! * Patience and a bit of curiosity
-!!!
-!!! **Steps:**
-!!! 1. Glide the object *very slowly*: *observe the circles* it creates.
-!!! 2. *Gradually speed up* until you see *a V shape form*.
-!!! 3. Try with objects of *different shapes* (a leaf, a branch dipping both ends into the water)!
-!!! </details>
-
 !!!!! <details markdown=1><summary><b>The Shared Little Dictionary :</b></summary>
 !!!!!
 !!!!! * *Wake*