Designing+MY+educational+toy

**__Design #1 __** 
 * __Designing my educational toy __**

__Problem __: Looking at this design, I realised that it is not possible to drill the holes for the poles which support the cubes. __**Design #2** __ Therefore, I decided to place a frame around it. 

__Problem __: This has the same problem as my first design: it is not possible to drill the holes. __**Design #3** __  Next, I decided to place a frame only around 3 sides of the shape recognition block so that I can remove this block to drill the holes.

 __**Design #4** __  <span style="font-family: 'Calibri','sans-serif';">However, instead of having the frame as one piece, I thought about separating it into 3. **//<span style="font-family: 'Calibri','sans-serif';">BEFORE //****// à //****//<span style="font-family: 'Calibri','sans-serif';">AFTER //** <span style="font-family: 'Calibri','sans-serif';"> __<span style="font-family: 'Calibri','sans-serif';">**Design #5, 6, 7** __ <span style="display: block; font-family: 'Calibri','sans-serif';"> <span style="font-family: 'Calibri','sans-serif';">Finally, I investigated what kind of joints I could use to connect the frame’s 3 pieces. Here are 3 good examples. <span style="font-family: 'Calibri','sans-serif';"> //<span style="font-family: 'Calibri','sans-serif';">(Top) MITER // //<span style="font-family: 'Calibri','sans-serif';">(Middle) LAP // //<span style="font-family: 'Calibri','sans-serif';">(Bottom) DADO // //<span style="font-family: 'Calibri','sans-serif';">or DOVETAIL //