The Arts · Grade 3 · Rhythm and Sound: Musical Foundations · Term 1

Instrument Families: Brass and Percussion

Identifying instruments from the brass and percussion families and exploring their unique sounds.

• Ontario Curriculum Expectations
• MU:Pr4.2.3a

About This Topic

Grade 3 students identify instruments from the brass and percussion families while exploring their unique sounds. Brass instruments like trumpets, trombones, and tubas create sound when musicians buzz their lips into a cup-shaped mouthpiece. This vibration travels through the instrument's tubing to produce a bright, projecting tone. Percussion instruments generate sound by striking, shaking, or scraping, including drums with taut skins, cymbals that clash, triangles that ring when struck, and xylophones with mallet-hit bars.

This topic aligns with the Ontario Arts Curriculum's music expectations for performing and responding, particularly MU:Pr4.2.3a on selecting instruments for expression. Within the Rhythm and Sound unit, it builds skills in auditory discrimination, timbre description, and classification. Students compare sound production, such as a drum's vibrating membrane versus a trumpet's buzzing column, fostering precise musical vocabulary and ensemble awareness.

Active learning benefits this topic greatly because students engage sounds kinesthetically. When they buzz lips on kazoos to mimic brass, strike varied percussion, or sort instruments by sound source in groups, concepts stick through trial and error. These experiences make abstract vibration principles concrete and spark enthusiasm for music making.

Key Questions

1. Explain how brass instruments create sound using air and vibration.
2. Compare the sound production of a drum to that of a trumpet.
3. Categorize various percussion instruments based on how they are played.

Learning Objectives

• Identify instruments belonging to the brass and percussion families based on their construction and sound production.
• Explain how brass instruments produce sound through lip vibration and air column resonance.
• Compare and contrast the sound production mechanisms of a brass instrument (e.g., trumpet) and a percussion instrument (e.g., drum).
• Classify percussion instruments into categories such as pitched, unpitched, struck, shaken, or scraped.
• Describe the timbre of brass and percussion instruments using descriptive musical vocabulary.

Before You Start

Introduction to Musical Instruments

Why: Students need a basic understanding of what musical instruments are and that they make sounds before learning about specific instrument families.

Sound and Pitch

Why: Understanding that instruments produce sound and that sounds can have different pitches is foundational for describing instrument timbres.

Key Vocabulary

Brass Family	A group of musical instruments that produce sound when the player buzzes their lips into a mouthpiece, causing the air inside the instrument to vibrate. Examples include trumpets, trombones, and tubas.
Percussion Family	A group of musical instruments that are played by being struck, scraped, or shaken. This includes instruments like drums, xylophones, triangles, and maracas.
Mouthpiece	The part of a brass instrument that the player buzzes their lips into to create sound. It helps to focus the vibration of the lips.
Vibration	A rapid back-and-forth movement that produces sound. In brass instruments, it's the player's lips; in percussion, it can be a drumhead or a metal bar.
Timbre	The unique sound quality or 'color' of a musical instrument. It's what allows us to tell a trumpet sound from a drum sound, even if they play the same note.

Watch Out for These Misconceptions

Common Misconception

Brass instruments make sound by plucking strings like guitars.

What to Teach Instead

Brass relies on lip vibration into a mouthpiece, not strings. Hands-on buzzing with kazoos lets students feel the buzz firsthand, correcting the idea through direct sensation and peer sharing of experiences.

Common Misconception

All percussion instruments are drums that you hit with hands.

What to Teach Instead

Percussion includes struck, shaken, and scraped types like cymbals or maracas. Sorting activities with real instruments help students classify by action, revealing diversity as they experiment and group collaboratively.

Common Misconception

Brass and percussion sound the same if played loudly.

What to Teach Instead

Each family has distinct timbres from vibration sources. Listening stations with volume-controlled demos allow students to isolate qualities, using discussion to refine descriptions beyond just loudness.

Active Learning Ideas

Stations Rotation: Sound Exploration Stations

Prepare four stations: one for brass buzzing with kazoos and recorders, one for membrane percussion like hand drums, one for idiophones such as xylophones and triangles, and one for sound recording and playback. Small groups rotate every 7 minutes, play instruments, describe timbres on worksheets, and vote on favorites.

35 min·Small Groups

Sound Sorting Game: Pairs

Provide cards with instrument photos and audio clips via tablets. Pairs listen to clips, match to photos, and sort into brass or percussion piles. Discuss why each fits, then share one example with the class.

20 min·Pairs

Instrument Comparison Chart: Whole Class

Play recordings of a drum and trumpet. As a class, build a T-chart listing how each produces sound, materials used, and sound qualities. Students add drawings and volunteer demonstrations.

25 min·Whole Class

DIY Percussion Makers: Individual

Students use recyclables to build shakers or scrapers. They test sounds, categorize their creations, and perform a short rhythm pattern incorporating brass buzzing on kazoos.

30 min·Individual

Real-World Connections

• Orchestras and concert bands regularly feature brass and percussion sections, contributing powerful fanfares and rhythmic drive to symphonies, movie soundtracks, and popular music arrangements.
• Marching bands at sporting events and parades rely on the loud, projecting sounds of brass instruments like trumpets and tubas, alongside the steady beat of percussion like snare drums and bass drums, to be heard over crowds.
• Drummers in rock bands use a variety of percussion instruments, including drum kits, cymbals, and electronic pads, to create the rhythmic foundation and exciting accents that define their music.

Assessment Ideas

Exit Ticket

Provide students with images of various instruments. Ask them to sort the instruments into 'Brass' and 'Percussion' categories and write one sentence explaining their choice for one instrument from each category, focusing on how sound is made.

Discussion Prompt

Ask students: 'Imagine you are composing music for a parade. Which brass instruments would you choose to create excitement, and which percussion instruments would you use to keep the rhythm strong? Explain why you chose those instruments based on their sounds.'

Quick Check

Hold up a kazoo or a simple slide whistle. Ask students to identify which instrument family it most closely resembles and explain how its sound production is similar to a brass instrument. Then, strike a drum and ask students to describe how its sound is made compared to the kazoo.

Frequently Asked Questions

How do brass instruments create sound in grade 3 music lessons?

Brass instruments produce sound through lip buzzing into a mouthpiece, vibrating the air column inside. Teach this with kazoos: students hum into them, feeling the buzz and hearing the result. Pair with trumpet recordings and diagrams of tubing to connect vibration to pitch changes, building clear explanations over a lesson.

What activities help grade 3 students categorize percussion instruments?

Use sorting games with photos and real instruments grouped by striking, shaking, or scraping. Students handle triangles, shakers, and drums, noting how each method affects sound. Follow with performances where they select and justify choices, reinforcing categorization through play and reflection.

How can active learning help students understand instrument families?

Active learning engages senses directly: buzzing kazoos for brass, striking varied percussion for that family. Group rotations and sorting games turn identification into discovery, as students describe timbres from experience. This kinesthetic approach deepens retention, corrects errors on the spot, and boosts confidence in musical responses compared to passive listening.

How to compare drum and trumpet sound production for grade 3?

Highlight drum's struck membrane vibration versus trumpet's lip buzz into tubing. Demonstrate with live play, slow-motion videos, and student trials on similar instruments. Class charts capture differences in action, materials, and tone, with pairs rehearsing explanations to solidify comparisons.