Treasure hunt

My daughter's 3 rd birthday party was a huge success.
One of the games played with the kids (and of course parents) was treasure hunt.

Below were the clues for the hidden treasures:

CLUE 1:
Follow this clue to kids favourite space
Where the kids go higher and higher in this place
Go to this place to see the "Bling"
Come on .. its right here under the ________

CLUE 2:
There is no need to frown
The next clue is under a place you sit down
Track it down, but there is no Label
Thats' right, the treasure is in under the __________

CLUE 3:
You're almost there! Don't admit defeat!
Now, make your way to the street!
This clue is sure a ticket
Spill out the sand, inside the ________

CLUE 4:
All right ! Way to go and oh Boy !
Now this clue is one of kids favourite toy !
Don't run to hard, coz you may fall
The treasure is near the soccer ________

CLUE 5:
To find this clue you must look hard around !
Only then will the treasure be found !
Try harder... you see nothing comes for free
Green grass and its me, close to the _________

CLUE 6:
Observe around for the party theme
That way your thoughts will stream
Yes! You will fine me, come on go
Behind the seven colors of the ___________

As you may have guessed, it was a themed party ... can you guess the theme ?
The kids and their parents sure had loads of fun !