Make four copies of the last made layer and select the Free Transform option to make the copies smaller and to turn them over the same way shown below:



Using the Rounded Rectangle Tool (U), (radius 10), it’s possible to represent a cross. For the beginning we’ll try to represent the first element and then the other one by pressing the SHIFT button. The color should be #99CC01



The layer’s parameters: Blending Options>Stroke

 



Make two copies of the last made layer and select Free Transform option to change the copies’ sizes if necessary and to place them the way shown next picture:



Using the Custom Shape Tool (U), it’s possible to represent a flower of white color.

 



Apply the next demonstrated parameters: Blending Options>Stroke

 



Make the necessary number of copies of the last made layer and select again the Free Transform option to change the copies’ sizes and to place them the way demonstrated below:



Find in Internet this time a picture representing an air balloon:



Cut out the balloon and insert it on our picture, pressing Ctrl+U buttons and changing its color:

 



Make a copy of the balloon layer and choose again the Free Transform selection to enlarge the copy. Press CTRL+U combination of buttons and change the copy’s color. We have to place the copy as it is shown next picture:

 



The picture is finished!

View full size here.