Percussion I think, however its best to look at books at your local library, or ask your music teacher at school.
Marimba is a part of the percussion family because it is being hit in order to make a sound.
The marimba is a musical instrument in the percussion family that was developed in Mexico. These are usually made from wooden bars with resonators which are struck with mallets to produce music.
it belongs in the woodwind family
Brass
Percussion
a sackbut belongs to the woodwind family
Cousin of the piano
The alto recorder belongs to the woodwind family.
it belongs in the wood wind family
Mandolin
Marimba?
Percussion