Are you sure you even have a DS?
Anyone can get the codes online anyway.
Yoshi's Island DS
All levels are open
94000130 000003fb
d5000000 00006464
c0000000 00000018
d7000000 020ecb64
d2000000 00000000
Press Select when selecting Adventure Mode.
All minigames are open
94000130 000003fb
120ecc9a 0000ffff
d2000000 00000000
Press select while selecting Minigames.
ALL STAGES COMPLETE CODES
Do not use with any of the STAGES COMPLETE WITH NO / PERFECT SCORE codes.
All Stages Complete (No Score)
d5000000 00000101
c0000000 00000018
d7000000 020eca84
d2000000 00000000
All Stages Complete (Perfect Score)
d5000000 00006565
c0000000 00000018
d7000000 020eca84
d2000000 00000000
Coins and Flowers
Have 20 Red Coins
2231e299 00000014
All Character Coins Found (All Worlds)
220ecbaf 000000ff
020ecbb0 ffffffff
220ecbb4 000000ff
Have 5 Flowers
2231e298 00000005
Egg Codes [North America]
Swallow 1 Enemy for 7 Eggs
920ed9f4 00000001
220ed9f4 00000007
d2000000 00000000
Press R to Fill Eggs
94000130 000002ff
220ed9f4 00000007
d2000000 00000000
Every Character Coin [all worlds] [North America]
220ecc8f 000000ff
020ecc90 ffff ffff <- enter as one line
220ecc94 000000ff
Gives you all of them.
Extra mini game time [North America]
Egg Toss: Press Select+R For Extra Time
94000130 000002fb
42107960 02000000
32107960 02400000
b2107960 00000000
10000004 00000e00
d2000000 00000000
Speed Eating/Tulip Shooter: Press Select+R For Extra Time
94000130 000002fb
421073c0 02000000
321073c0 02400000
b21073c0 00000000
10000004 00000e00
d2000000 00000000
Bouncy Maze: Press Select+R For Extra Time
94000130 000002fb
42107760 02000000
32107760 02400000
b2107760 00000000
10000004 00000e00
d2000000 00000000
Extra time on trials [North America]
94000130 000001fb
0221eaa4 00000000
d2000000 00000000
Gives you extra time during the time trials.
Infinite * Codes [North America]
Infinite Lives
220eca80 00000063
Infinite Mario Time (30 Stars)
b20ecf40 00000000
10000008 0000001e
d2000000 00000000
Invincible Dino [North America]
62106068 00000000
b2106068 00000000
1000001a 00007b00
d2000000 00000000
Allows you to evade death and take no damage.
Moon Jump Activate [North America]
94000130 fffd0000
62106068 00000000
b2106068 00000000
00000054 ffffd0c0
d2000000 00000000
Allows you to preform the moon jump [L+Jump].
Muesum Complete [North America]
020ecc20 ffffffff
020ecc24 ffffffff
020ecc28 ffffffff
Museum Complete [North America]
020ecd00 ffff ffff <- these are one line, just Neo doesn't allow that many consecutive letters.
020ecd04 ffff ffff
020ecd08 ffff ffff
Completes the museum.
Play as Bowser [North America]
Bowser (L+R)
94000130 000000ff
2221e604 00000004
2221e608 00000004
2221e60c 00000004
d2000000 00000000
ALL PLAY AS CODES NEED TO HAVE THE BUTTONS HELD DOWN AS THE LEVEL IS LOADING!
Monster House DS
None
Big Brain Academy
Press Select For an Extra 60 Seconds
94000130 fffb0000
1236f770 00000e10
d2000000 00000000
Test Modifier Codes
Test 1
Analyze:Missing link
0210943c 00000000
Analyze:CubeGame
0210943c 00000007
Analyze:Animal Lines
0210943c 00000002
Compute:Coin-parison
0210943c 0000000b
Compute:Add Agency
0210943c 0000000a
Compute:Written
Math
0210943c 00000009
Identify:Shadow Shift
0210943c 0000000d
Identify:Get in Shape
0210943c 0000000c
Identify:Matchmaker
0210943c 0000000e
Think:Heavyweight
0210943c 00000006
Think
athfinder
0210943c 00000008
Think:Boneyard
0210943c 00000001
Memorize:Sound Bites
0210943c 00000003
Memorize:Flash Memory
0210943c 00000004
Memorize:Memo Random
0210943c 00000005
Test 2
Analyze:Missing link
02109440 00000000
Analyze:CubeGame
02109440 00000007
Analyze:Animal Lines
02109440 00000002
Compute:Coin-parison
02109440 0000000b
Compute:Add Agency
02109440 0000000a
Compute:Written Math
02109440 00000009
Identify:Shadow Shift
02109440 0000000d
Identify:Get in Shape
02109440 0000000c
Identify:Matchmaker
02109440 0000000e
Think:Heavyweight
02109440 00000006
Think
athfinder
02109440 00000008
Think:Boneyard
02109440 00000001
Memorize:Sound Bites
02109440 00000003
Memorize:Flash Memory
02109440 00000004
Memorize:Memo Random
02109440 00000005
There you go.