Here are the locations of the Golden Eggs.
Golden Egg 01 - Get 3 stars in worlds 4-5.
Golden Egg 02 - Tap the sun on the select screen.
Golden Egg 03 - Tap the egg at the end of the credits.
Golden Egg 04 - Go to the help screen and tap the egg at the end.
Golden Egg 05 - In Level 1-8, tap the out of reach chest.
Golden Egg 06 - In Level 2-2, bust the beach ball.
Golden Egg 07 - In Level 4-7,tap the egg at the very top right of the map.
Golden Egg 08 - In Level 5-19, on the top right of the left tower.
Golden Egg 09 - In Level 6-14, bust the yellow balloon.
Golden Egg 10 - In level 6-14 bust the yellow balloon in the lower right corner.
Golden Egg 11 - In theme 8's level page, brush the screen right to left to reveal a golden egg.
Golden Egg 12 - Get 3 stars for every level in Danger Above.
Golden Egg 13 - In level 8-15 break the boxes in the far left corner.
Golden Egg 14 - In level 9-14 fire the boomerang bird at the hat on the far right side of the screen on the small cliff.
Golden Egg 15 - Bust the rubber duck in the bottom left side In 10-3.
Golden Egg 16 - Get three stars on all levels in the Big Setup