Science · 3rd Year · Human Life · Summer Term

Our Amazing Senses

Discover how your five senses: sight, hearing, smell, taste, and touch, work together to send information about the world to your brain.

TL;DR:Take your pupils on a fascinating journey of self-discovery as they explore the five amazing tools they use every minute of every day to understand their world.

• NCCA Curriculum Specifications
• NCCA: Primary School Curriculum, Science - Strand: Living things - Strand unit: Human life (3rd/4th Class)

About This Topic

This topic, 'Our Amazing Senses', aligns perfectly with the 'Living Things' strand of the Irish Primary School Science Curriculum, specifically the 'Human Life' strand unit for First and Second Class. It encourages pupils to develop their skills of observation, prediction, and communication by exploring the world through their own bodies. The curriculum emphasises a hands-on, inquiry-based approach, and this topic is rich with opportunities for such investigations. Pupils will build upon their early explorations of the world from the Infant classes and develop a more structured understanding of how their bodies gather information. This foundational knowledge of sensory organs and their connection to the brain paves the way for more complex biological concepts in later years, fostering an appreciation for the human body and how it functions.

The key learning is not just to name the senses, but to understand their purpose, particularly in relation to safety and interaction with the environment. By comparing their own senses to those of animals, pupils begin to understand biological diversity and adaptation in a simple, relatable way. The activities should focus on direct experience, encouraging pupils to 'work scientifically' by asking questions, making observations, and discussing their findings. This topic provides an excellent opportunity to integrate with other subjects, such as SPHE (Social, Personal and Health Education) regarding safety, and Language, by developing descriptive vocabulary.

Key Questions

1. Identify the five senses and the body part associated with each.
2. Explain how our senses help keep us safe from danger.
3. Compare the sense of smell in humans to that of an animal like a dog.

Learning Objectives

• Identify the five senses and name the corresponding body part for each.
• Describe how each of the five senses helps us learn about the world.
• Provide at least two examples of how our senses help to keep us safe.
• Explain one way a human sense is different from that of an animal, like a dog.
• Use descriptive words to communicate sensory experiences.

Key Vocabulary

Senses	The five natural powers of sight, hearing, smell, taste, and touch that let us get information about the world around us.
Sight	The ability to see with your eyes.
Hearing	The ability to notice sounds with your ears.
Smell	The ability to detect scents and odours with your nose.
Taste	The ability to recognise the flavour of food and drink with your tongue.
Touch	The ability to feel things with your skin, especially with your hands.
Brain	The organ inside your head that controls your body and processes information from your senses.

Watch Out for These Misconceptions

Common Misconception

Taste only happens on the tongue.

What to Teach Instead

Our tongue detects basic tastes like sweet, sour, salty, and bitter, but most of what we call 'flavour' comes from our sense of smell working together with our sense of taste.

Common Misconception

We only have five senses.

What to Teach Instead

While sight, hearing, smell, taste, and touch are the five main senses we learn about, our bodies also have other senses, like the sense of balance that helps us stand up and the sense of temperature.

Common Misconception

Our eyes see things perfectly like a camera.

What to Teach Instead

Our eyes collect information using light, but it is our brain that puts the signals together to make the picture that we 'see'. Sometimes our brain can even be tricked by optical illusions.

Active Learning Ideas

Mystery Object

Sensory Stations

Set up five stations around the classroom, one for each sense. For example, a 'touch' station with mystery boxes containing different textures, a 'smell' station with unnamed scent pots, and a 'hearing' station with sound-making objects behind a screen.

45 min·Small Groups

Mystery Object

The Nose Knows Taste Test

Pupils taste small, identical-looking pieces of apple and pear. They first taste them while holding their nose, then again without holding their nose, to discover how much smell contributes to flavour.

20 min·Pairs

Mystery Object

Safety Sense Walk

Take the pupils for a walk around the school grounds or local area. Ask them to identify things they see, hear, or smell that help to keep them safe, such as a fire alarm, a stop sign, or the smell of baking from the school kitchen.

30 min·Whole Class

Real-World Connections

• Chefs and bakers use their sense of smell and taste to create delicious recipes and check if food is cooked properly.
• Fire alarms and ambulance sirens use our sense of hearing to warn us of danger so we can react quickly.
• Artists and photographers use their sense of sight to notice details, colours, and shapes to create their work.
• People who are visually impaired may use a cane to 'feel' the path ahead, using their sense of touch to navigate.
• Perfumers have a highly trained sense of smell to mix different scents together to create new perfumes.

Assessment Ideas

Quick Check

Observe pupils during sensory station activities, listening for their use of descriptive vocabulary and their ability to link a sense to its function.

Quick Check

Pupils complete a 'My Senses' worksheet where they match each sense to its body part and draw a picture of something they can perceive with that sense.

Quick Check

Pupils use a 'fist to five' rating (fist for no understanding, five fingers for full understanding) to show their confidence in explaining how senses keep us safe.

Frequently Asked Questions

Why do some people need to wear glasses?

Sometimes the shape of a person's eye makes it hard to focus light correctly. Glasses have special lenses that help the eye to focus the light so that things look clear.

Why do smells sometimes remind us of a memory?

The part of our brain that processes smells is very close to the part that handles memories and emotions. That is why a certain smell, like baking bread or freshly cut grass, can trigger a strong memory.

Are a dog's senses better than ours?

A dog's sense of smell and hearing are much more powerful than a human's. They can smell things from much further away and hear sounds at frequencies we cannot, which is why they are great helpers and guard animals.