Magnetic Attractions

Active learning helps students grasp magnetism because the invisible force is hard to picture without direct experience. When children sort objects with their hands, they build accurate mental models faster than through passive observation or explanation alone.

• 2nd Year
• Young Explorers: Investigating Our World
• 4 activities
• 20 min–35 min

Learning Objectives

1. Classify common classroom objects as magnetic or non-magnetic based on experimental testing.
2. Explain how magnetic force can act at a distance, without direct contact.
3. Predict and demonstrate the effect of magnetic attraction through different materials like paper, cloth, or wood.
4. Compare the magnetic properties of different metals, identifying which are attracted to magnets.

Inquiry Circle

⏱ 35 min·Small Groups

Sorting Stations: Magnetic Hunt

Prepare stations with 10 common objects like keys, erasers, aluminum foil, and nails. Small groups test each item with bar magnets, sort into 'attracts' or 'does not attract' trays, and note observations on charts. Rotate stations after 7 minutes.

Prepare & details

Explain how a magnet can exert force on an object without direct contact.

Facilitation Tip: During Sorting Stations, circulate to ask each group to explain why they placed an item in the magnetic pile before they move on to the next station.

Setup: Groups at tables with access to source materials

Materials: Source material collection, Inquiry cycle worksheet, Question generation protocol, Findings presentation template

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

Inquiry Circle

⏱ 25 min·Pairs

Barrier Challenge: Force Through Walls

Provide barriers like wood blocks, plastic sheets, cloth, and cardboard. Pairs predict if a magnet attracts metal objects behind each, test by sliding magnets along barriers, and record successes. Discuss why some barriers weaken the force.

Prepare & details

Differentiate between metals that are attracted to magnets and those that are not.

Facilitation Tip: For the Barrier Challenge, demonstrate how to hold the magnet flat against the barrier so students see the paperclip’s movement without tilting the magnet sideways.

Setup: Groups at tables with access to source materials

Materials: Source material collection, Inquiry cycle worksheet, Question generation protocol, Findings presentation template

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

Inquiry Circle

⏱ 30 min·Small Groups

Prediction Relay: Magnet Picks

Line up small groups with a row of mixed objects. First student predicts and tests one object with a magnet from 10cm away, passes to next. Groups race to classify all, then compare prediction accuracy.

Prepare & details

Predict the result of attempting to use a magnet through a thick piece of wood.

Facilitation Tip: In the Prediction Relay, pause after each prediction to let the next student deliberate aloud, building reasoning skills while holding classmates accountable for their predictions.

Setup: Groups at tables with access to source materials

Materials: Source material collection, Inquiry cycle worksheet, Question generation protocol, Findings presentation template

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

Inquiry Circle

⏱ 20 min·Whole Class

Whole Class Demo: Poles and Pull

Use ring magnets and rods to demonstrate attraction and repulsion. Class observes and predicts pole behaviors on a shared board, then tests in pairs with provided sets. Record class findings on projector.

Prepare & details

Explain how a magnet can exert force on an object without direct contact.

Facilitation Tip: Set up the Poles and Pull demo near the whiteboard so you can sketch the magnetic field lines as students observe the attraction and repulsion in real time.

Setup: Groups at tables with access to source materials

Materials: Source material collection, Inquiry cycle worksheet, Question generation protocol, Findings presentation template

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

Teaching This Topic

Start with concrete objects to anchor abstract ideas: children need to feel the pull of a magnet on a paperclip before they can visualize the force field. Avoid rushing to definitions; instead, let students articulate their observations first, then refine their language with your guidance. Research shows hands-on testing reduces misconceptions better than lecture alone, so prioritize time for repeated trials where students test their own predictions.

What to Expect

Students will confidently classify objects as magnetic or non-magnetic based on evidence from their own tests. They will explain that magnets work through barriers and only attract certain metals, using precise vocabulary during discussions.

Watch Out for These Misconceptions

Common Misconception

During Sorting Stations, watch for students who group aluminum foil with magnetic items because it looks like metal.

What to Teach Instead

Prompt the group to test the foil directly with the magnet and compare it to the iron nail; have them revise their sorting while noting the difference in behavior.

Common Misconception

During Barrier Challenge, watch for students who assume the magnet must be touching the barrier to work.

What to Teach Instead

Ask them to hold the magnet flat against the cardboard and observe the paperclip move; guide them to describe how the force travels through the barrier.

Common Misconception

During Prediction Relay and whole-class follow-up, watch for students who think plastic or wood could be magnetic if it sticks to a magnet by accident.

What to Teach Instead

Have them test each suspect object multiple times and discuss why residue or static cling might fool them, focusing on consistent results across trials.

Assessment Ideas

Exit Ticket

After Sorting Stations, provide each student with a small magnet and a mixed-object bag. Ask them to sort the items and write one sentence explaining why a specific ferromagnetic object was placed in the magnetic pile.

Quick Check

During Barrier Challenge, have students record their predictions and test results on a simple table; collect tables to check for accurate understanding of force transmission through barriers.

Discussion Prompt

After Poles and Pull, pose the question: 'If you had a box of small items and a magnet, how could you tell which items are magnetic without opening the box?' Circulate to listen for students referencing the magnet’s field and barrier tests as evidence.

Extensions & Scaffolding

• Challenge early finishers to find the weakest magnet in the room by testing how many paperclips each magnet can hold before losing its pull.
• Scaffolding: Provide picture cards with items to test if students struggle to name or recognize objects in the Sorting Stations.
• Deeper exploration: After Poles and Pull, invite students to design a simple magnetic maze on paper using a bar magnet underneath to guide a paperclip on top.

Key Vocabulary

Magnetism	An invisible force that attracts or repels certain materials, like iron and steel.
Magnetic Material	A material that is attracted to a magnet, such as iron, nickel, or cobalt.
Non-magnetic Material	A material that is not attracted to a magnet, such as plastic, wood, or aluminum.
Magnetic Force	The push or pull exerted by a magnet on another magnet or on magnetic materials, even without touching them.