Prerequisite Counts & Spells for GURPS Magic

[Curmudgeon]

Predict Earth Movement (count 4):

Seek Earth (or any other Earth spell)
Shape Earth (or any other Earth spell)
Earth to Stone (or any other Earth spell)
Create Earth (or any other Earth spell)

[Curmudgeon]

Predict Weather (count 4):

Purify Air (or any other Air spell)
Create Air (or any other Air spell)
Destroy Air (or any other Air spell)
Shape Air (or any other Air spell)

[Curmudgeon]

Prehistory (count 6):

Ancient History
History
Trace
Seeker
Seek Earth (or any other Seek spell)
Seek Water (or any other Seek spell)

[Curmudgeon]

Prepare Game (count 3):

Purify Food
Decay
Test Food

[Curmudgeon]

Presence (count 8):

Persuasion
Sense Emotion
Sense Foes

Lure
Emotion Control
Mental Stun
Daze
Foolishness

[Curmudgeon]

Preserve Food (count 2):

Decay
Test Food

[Curmudgeon]

Preserve Fuel/TL (count 1):

Test Fuel/TL

[Curmudgeon]

Projection (count 5; [given as 6 in table]):

Sense Spirit

Measurement (or any other Knowledge spell)
Tell Time (or any other Knowledge spell)
Find Direction (or any other Knowledge spell)
Tell Position (or any other Knowledge spell)

[Curmudgeon]

Propel/TL (count 8):

Dancing Object

Create Fuel/TL
Seek Fuel/TL

Earth to Stone
Shape Earth
Seek Earth

Flesh to Stone (or Stone to Earth)

[other transmutation spells exist but only these Earth-based transmutation spells will achieve the prerequisite count]

[Curmudgeon]

Protect Animal (count 7):

Armor
Shield

Watchdog
Sense Danger

Beast-Soother (or any other Animal spell)
Beast-Rouser (or any other Animal spell)
Beast Summoning (or any other Animal spell)