These are the four types of instrumental families.
Strings, Woodwinds, Brass, & Percussion
Squidward plays this
Clarinet
One of the highest instruments in the family. It is popular with Louis Armstrong.
Trumpet
This set of percussion instruments is used in all kinds of music. Think rock and jazz bands.
Drum set
Violin
This instrument family is makes sound by plucking, bowing, or strumming
Strings

Flute
This instrument is larger than you! The lowest of the brass family.
Tuba
This mallet instrument looks like a larger xylophone!
Marimba
The only string instrument where the player sits down. Bach's Prelude for this instrument is a famous example.
Cello
Instruments in this family may use reeds, tone holes, or mouthpieces. Sometimes made out of wood
Woodwinds
This instrument is made up of brass but uses a reed and mouthpiece to make a sound
Saxophone
This low brass instrument has a slide and has a famous part in Romeo & Juliet as well as Darth Vader's Theme.
Trombone
This instrument is downstairs in the music room.
Xylophone
The lowest and largest of the string family, this instrument is at home in the concert hall or jazz club.
Double Bass
These instruments are made from a long metal tube with cup-shaped mouthpieces, valves or slides to change the length of the tube.
Brass
This woodwind uses a double reed and can sound duck-ish
Oboe
French Horn
This instrument has a wire underneath that gives its distinctive sound and name
Snare Drum
Often playing alto parts, this instrument is often forgotten but bridges the sounds of the higher and lower strings.
Viola
These are instruments that you tap, shake, or rub to create sound
Percussion
One of the biggest and lowest in the woodwind family; Mickey Mouse made brooms work to the sound of this double reed.
Bassoon
This instrument looks like a smaller tuba, but don't let it fool you, it can go higher
Baritone/Euphonium
This mallet instrument has a sustain pedal that makes notes sound longer than other keyboard instruments
Vibraphone
Rock on! This instrument is plucked or strummed but at home in classical and rock music.
Guitar