You play Fairy Fireworks in Acorn Summit. XD
You can find Maple Leaves in Treetop Bend, Acorn Summit, Pumpkin Patch, Maple Tree Hill, and all through Winter Woods. (The Winter Meadows.) You can also earn them by playing Fairy Fireworks and Snowy Lullaby.
You can't get any free clothes on Pixie Hollow. You have to buy them or earn them.
you have to buy one.
leveling up
You cannot earn it. Sadly, you must buy it.
You need to earn it with talent points.
You can earn those in Tinker Toss in CottonPuff Field
earn all levels complete
It's a badge you earn after collecting 10,000 feathers from the wilderness
There is no where to go, you simply earn the badge.
In Pixie Hollow, if you find an oakleaf you just simply click on it to get it added in you pouch. Your pouch is located to the left of your screen between your leaf journal and your compass. You can find Oakleaves in Springtime Orchard, Neverberry Thicket, Treetop Bend, Acorn Summit, Maple Tree Hill, Pumpkin Patch and Sunflower Gully. You can also earn Oak Leaves if you play Tinker Toss in Cottonpuff Field.
By leveling up. You earn diamonds every level except for levels where you earn a new talent skill. The only other way is to buy them.