Heart piece locations for The Legend of Zelda: Oracle of Ages. There are 12 Heart Pieces in the game, corresponding to three extra heart containers. A fourth Heart Container can be obtained during a linked game.
Heart Piece in Ambi's Tower[edit]
- Earliest availability: even before Chapter 1
- Requirements:
Shovel - Age: Ambi's (past)
After you get the shovel, dig the stones outside the black tower to get to the first piece of heart.
Heart Piece under the Maku Tree[edit]
- Earliest availability: before Chapter 1
- Requirements: none
- Age: Ambi's (past)
Located in the Maku Road in the room with two Stalfos; solve an easy block riddle to get to this piece of heart.
Heart Piece from Maple[edit]
- Earliest availability: anytime
- Requirements: none
- Age: anytime
Get it from Maple anywhere in Labrynna, anytime (Ambi's or Zelda's ages). Use the 
Maple's Ring to meet her more often.
Heart Piece in Yoll Graveyard[edit]
- Earliest availability: after Chapter 1
- Requirements:
Power Bracelet - Age: Zelda's (present)
After getting the power bracelet in the first dungeon, lift the stone in the south-west corner of Yoll Graveyard.
Heart Piece in Western Woods[edit]
- Earliest availability: during Chapter 2
- Requirements:
Ember Seeds - Age: Ambi's (past)
In the south-west part of Deku Forest (but before the westmost screen), burn the tree and find it in the cave.
Heart Piece in West Lynna[edit]
- Earliest availability: after Chapter 2
- Requirements:
Roc's Feather and Power Bracelet - Age: Ambi's (past)
After the second dungeon, leave the Deku Forest and continue north by jumping over a hole. In this area there is a cave where the next piece of heart lies.
Heart Piece in a Gasha nut[edit]
- Earliest availability: after Chapter 3
- Requirements:
Gasha Seed - Age: anytime
Any Gasha Tree of class 4-5 can produce the Piece of Heart. Use the 
Gasha Ring to increase chances.
The best tree in the game (class 5) can be accessed after Chapter 4. During Ambi's age, go to Crescent Island using Rafton's raft (or the Mermaid suit after ch.6); south of the One-Eyed Tokay statue, dig near the cliff base. If needed, equip the Gasha ring, travel to Zelda's age, re-navigate the nearby dungeon, then come back to pick the Gasha nut.
Quick list of the eight heart-producing Gasha spots, and their earliest availability:
- Ch.1: in Yoll Graveyard (Zelda's age);
- Ch.3: north of West Lynna suburbs, east of Restoration Wall (Ambi's age); Roc's feather needed;
- Ch.3: on Crescent Island, north-east islet (Zelda's age);
- Ch.3: on Crescent Island, top of the mountain (Zelda's age);
- Ch.4: on Nuun Highlands, north-west corner (Zelda's age);
- Ch.5 (class 5): on Crescent Island, south of the One-Eyed Tokay statue (Ambi's age); raft or Mermaid suit needed;
- Ch.7: in Zora Village, south-west corner (Ambi's age);
- Linked game (class 5): Sea of Storms (Zelda's age);
Heart Piece on Talus Peaks[edit]
- Earliest availability: during Chapter 4
- Requirements:
Tune of Currents - Age: Zelda's (present)
On Talus Peaks during Ambi's age, get to the screen just south of Tokkey's place. Stand in the south-west corner and play the Tune of Currents in the lower screen to travel to Zelda's age. Go right and pick up the Heart Piece.
Heart Piece in Lynna City[edit]
- Earliest availability: after Chapter 4
- Requirements: Tune of Currents and 500 Rupees
- Age: Zelda's (present)
In Lynna City during Ambi's age, go south of the Shooting Gallery and play the Tune of Currents; you will reach the Hidden Shop in Zelda's age.
Heart Piece on West Rolling Ridge[edit]
- Earliest availability: during Chapter 5
- Requirements:
Bombs - Age: Zelda's (present)
On Rolling Ridge, enter the cave which leads to the peak, but just before the exit destroy the wall on the right using a bomb.
Heart Piece on East Rolling Ridge[edit]
- Earliest availability: during chapter 6
- Requirements: Tune of Currents
- Age: Zelda's
On Rolling Ridge during Ambi's age, from Mermaid's Cave go west, north, and enter the cave. Leave it through the other exit. Go right and slash the bushes and play the Tune of Currents.
Heart Piece under Crescent Island[edit]
- Earliest availability: after Chapter 6
- Requirements:
Mermaid Suit - Age: Zelda's (present)
Diver underwater along the north coast of Crescent Island. Check carefully for a small passage going south in a maze. Go south as much as you can, then continue south-west; eventually follow the path north to get to a cave entrance.