Young Explorers: Investigating Our World · 1st Class

Active learning ideas

Structure and Function of Sense Organs

Children learn best about the human body when they can touch, see, and experience it directly. Active learning turns abstract ideas about senses into memorable, hands-on moments that connect to their daily lives.

• NCCA Curriculum Specifications
• NCCA: Junior Cycle Science - Biological World
• NCCA: Junior Cycle Science - Human Body Systems

• 15–45 min
• Pairs → Whole Class
• 3 activities

Activity 01

• Stations Rotation
• 45 min · Small Groups

Stations Rotation: The Five Senses Lab

Set up five stations around the room, each focusing on one sense. Students move in small groups to identify mystery smells in jars, feel textures in 'feely boxes', and listen to recorded daily sounds. They record their findings on a simple tick-sheet to compare results later.

Explain the main parts of the eye and how they contribute to sight.

Facilitation Tip

During the Five Senses Lab, position yourself near each station to redirect students who rely on only one sense at a time by prompting them to use a second sense to confirm their findings.

What to look for

Present students with images of different scenarios (e.g., a loud siren, a flower, a hot stove). Ask them to point to or name the sense organ most involved in perceiving each situation and briefly explain why.

• Remember
• Understand
• Apply
• Analyze
• Self-Management
• Relationship Skills

Activity 02

• Think-Pair-Share
• 15 min · Pairs

Think-Pair-Share: Sensory Superpowers

Ask students to imagine they could only use one sense for a whole day. They think individually about which sense they would choose, discuss their reasons with a partner, and then share with the class. This encourages them to evaluate the importance of different body parts.

Compare the mechanisms by which the ear detects sound and maintains balance.

Facilitation Tip

When setting up Sensory Superpowers, pair students who need extra support with peers who can model how to describe sensory experiences clearly.

What to look for

Give each student a card with the name of one sense organ. Ask them to write or draw one thing that organ helps them do and one part of that organ (e.g., for the eye, it helps us see, and a part is the pupil).

• Understand
• Apply
• Analyze
• Self-Awareness
• Relationship Skills

Activity 03

• Inquiry Circle
• 30 min · Pairs

Inquiry Circle: The Safety Walk

Take the class on a short walk around the school grounds. In pairs, students must spot one thing their senses tell them is 'safe' (like a green man at a crossing) and one thing that signals 'danger' (like the sound of a reversing truck).

Analyze how the nervous system processes information from different sense organs.

Facilitation Tip

Before the Safety Walk, review the school rules for outdoor exploration and assign clear roles to each group member to keep the focus on observation.

What to look for

Pose the question: 'Imagine you are eating a new fruit. Which sense organs are you using, and what information does each one give you?' Facilitate a class discussion, encouraging students to explain the roles of sight, smell, and taste.

• Analyze
• Evaluate
• Create
• Self-Management
• Self-Awareness

A few notes on teaching this unit

Teachers approach this topic by starting with what children already know about their bodies and building from there. Avoid overwhelming students with too much vocabulary at once. Use simple, concrete examples like food or familiar objects to anchor new ideas. Research shows that young children develop understanding through repeated, varied experiences rather than abstract explanations.

Students will confidently name each sense organ and explain its function in simple terms. They will show understanding by linking real-life experiences to the correct sensory input during activities and discussions.

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Watch Out for These Misconceptions

• During the Five Senses Lab, watch for students who isolate one sense in each activity, such as only using taste during the taste test without considering smell.

  Guide students to compare the taste of a food with their nose open and closed, then ask them to discuss in pairs how their experience changed when smell was blocked, making the connection between the two senses clear.

• During the Five Senses Lab sorting activity, watch for students who confuse internal organs like the heart or stomach with sensory organs.

  Have students work in small groups to sort picture cards into two labeled trays: 'Helps us sense the world' and 'Helps us move or digest.' Circulate and ask guiding questions like, 'Does this part help you see or hear?' to redirect misconceptions.

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Methods used in this brief

• Stations Rotation
• Think-Pair-Share
• Inquiry Circle