Super Mario 3D Land, get unlimited 1UP supply

This video show an easy way to get infinite 1UP discovered by "ArcticExtras" (Youtube).

"...go into the room right after the checkpoint in World 1-2 and face the middle Green Koopa. Jump on it right as it's about to hit you, and you'll automatically keep stomping on it."

Resident Evil: The Mercenaries 3D - Game guide wiki

Resident Evil: The Mercenaries 3D - Game guide data base written by sephirosuy.
Read the Full Guide here

Legend of Zelda: Ocarina of Time 3D Pieces of Heart locations

Link can earn 20 hearts in the game, defeating all bosses will get 11 hearts, and the rest of them are created by the Pieces of Heart, each 4 Pieces of Heart create one heart. This is all Pieces of Heart location.

#	Location	Description	Child	Adult
1	Graveyard	Hide below gravestone	Yes	No
2	Graveyard	Pay Dampe to dig random graves at night	Yes	No
3	Hyrule Castle Town Market	Return Richard the puppy to the woman in back alley during night time	Yes	No
4	Lon Lon Ranch	Crawl space within the silo	Yes	No
5	Lost Woods	Play ocarina game with the tow forest people on stumps	Yes	No
6	Lost Woods	Play Saria's Song for the Skull Kid	Yes	No
7	Goron City	Throw bomb in spinning pot in the center of Goron City	Yes	No
8	Death Mountain Crater	In small alcove down the main ledge	Yes	Yes
9	Kakariko Village	Inside house with caged cow	Yes	Yes
10	Hyrule Castle Town Market	Win the Bombchu Bowling minigame.	Yes	No
11	Zora's River	Along riverbank, use Cucco to reach it	Yes	Yes
12	Zora's River	*Same as above	Yes	Yes
13	Zora's Domain	Light series of torches within Zora's Domain	Yes	No
14	Lake Hylia	Catch 10 pound fish in the fishing minigame	Yes	No
15	Hyrule Field	Plant bomb in fenced area near entrance of Lake Hylia	Yes	Yes
16	Gerudo Valley	Jump off bridge while using Cucco to land behind waterfall	Yes	Yes
17	Gerudo Valley	Jump off bridge while using Cucco to land next to crate, roll into crate.	Yes	Yes
18	Kakariko Village	Found inside windmill after completing Dampe's underground race	No	Yes
19	Kakariko Village	Return 50 Gold Skulltula Tokens to the House of Skulltula	Yes	Yes
20	Graveyard	Ride magic plant that grew from Magic Beans	No	Yes
21	Death Mountain Trail	Ride magic plant that grew from Magic Beans at entrance to Dodongo’s Cavern	No	Yes
22	Death Mountain Crater	Ride magic plant that grew from Magic Beans	No	Yes
23	Zora's Fountain	On ice floes	No	Yes
24	Zora's Fountain	Drop to bottom of fountain with Iron Boots	No	Yes
25	Ice Cavern	Encased in red ice, use blue fire to melt it.	No	Yes
26	Lake Hylia	Ride magic plant that grew from Magic Beans.	No	Yes
27	Lake Hylia	Bottom of the lab well, requires Golden Scale	Yes	Yes
28	Hyrule Field	Secret grotto near Lon Lon Ranch.	Yes	Yes
29	Kakariko Village	Child Link: Side jump off the tower to the rooftop Adult Link: Longshot up to rooftop with lone villager	Yes	Yes
30	Graveyard	Win the Dampe's second underground race	No	Yes
31	Zora's River	Play Song of Storms for frogs	Yes	No
32	Zora's River	Play all six non-warp songs for frogs.then follow sequence with frogs	Yes	No
33	Hyrule Castle Town Market	Complete Treasure Box minigame with the Lens of Truth	Yes	No
34	Gerudo's Fortress	On top of the Fortress	No	Yes
35	Gerudo's Fortress	Score 1000 points at Horseback Archery Range	No	Yes
36	Desert Colossus	Ride magic plant that grew from Magic Beans	No	Yes