for gameboy advance

[1champ]

On Crash Bandicot The hugh adventure. I would like to know on the board "Just Hangin" there is a 154 boxes but u can only get like 109 could u tell me if there is a secret pass way to get the rest of the boxes and to get the 2nd cyrstal gem. And on "Snow Crash how to get the 2nd crystal gem, "Temple of Boom"n how to get the crystal gem, Ace of Space also crystal gem and all of the boxes, "Final countdown" the 2nd crystal gem and "Star to Finish"
where do I go to get the rest of the boxes. So I can Finish the game.