Introduction to Forces

Active learning works well for this topic because forces are invisible yet concrete in their effects, so students need hands-on experiences to ‘feel’ pushes and pulls. Movement-based activities help students connect abstract ideas to real-world motion and shape changes, making the concept memorable and transferable.

• Year 3
• Science
• 3 activities
• 15 min–40 min

Learning Objectives

1. Identify examples of pushes and pulls in everyday scenarios.
2. Explain how a push differs from a pull using concrete examples.
3. Analyze how forces can change an object's motion or shape.
4. Compare the forces involved in kicking a ball versus lifting a book.

Stations Rotation

⏱ 40 min·Small Groups

Stations Rotation: Force Finder

Stations include: pushing a toy car (contact), using a magnet to move a paperclip (non-contact), dropping a feather (non-contact), and stretching a rubber band (contact). Students classify each.

Prepare & details

Explain how a push differs from a pull.

Facilitation Tip: During Force Finder, provide clear labels and examples for each station so students can connect their observations to force types immediately.

Setup: Tables/desks arranged in 4-6 distinct stations around room

Materials: Station instruction cards, Different materials per station, Rotation timer

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

Inquiry Circle

⏱ 30 min·Pairs

Inquiry Circle: Magnetic Maze

Students design a maze on a piece of cardboard. They must move a 'player' (a paperclip) through the maze using a magnet held underneath the board, demonstrating force through a solid.

Prepare & details

Analyze how forces can change an object's motion or shape.

Facilitation Tip: In Magnetic Maze, circulate to listen for students’ explanations of repulsion and attraction, using their words to reinforce key concepts.

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

Think-Pair-Share

⏱ 15 min·Pairs

Think-Pair-Share: Gravity's Reach

If there was no gravity, what would happen to the ocean? Students think of three consequences, discuss with a partner, and share their most creative 'gravity-free' scenario.

Prepare & details

Compare the forces involved in kicking a ball versus lifting a book.

Facilitation Tip: For Gravity’s Reach, pause after pair discussions to ask one group to share their conclusion to model scientific reasoning for the class.

Setup: Standard classroom seating; students turn to a neighbor

Materials: Discussion prompt (projected or printed), Optional: recording sheet for pairs

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

Teaching This Topic

Start by modeling how to observe forces in action, then step back to let students test their own ideas. Avoid rushing to explanations—let evidence from activities guide understanding. Research shows that concrete experiences before abstract labeling build stronger mental models, especially for forces that act at a distance.

What to Expect

Successful learning looks like students confidently identifying contact and non-contact forces in everyday actions and explaining how balanced forces keep objects still. They should use terms like push, pull, friction, and magnetism accurately while describing what happens to objects’ motion or shape.

Watch Out for These Misconceptions

Common Misconception

During Force Finder, watch for students assuming forces only occur when objects are moving.

What to Teach Instead

Set up a station with a book resting on a table and ask students to feel the downward pull of gravity and upward push of the table, labeling both forces on a worksheet.

Common Misconception

During Magnetic Maze, watch for students thinking magnets only pull objects.

What to Teach Instead

Provide two bar magnets and ask students to test how they behave when same poles face each other, then describe the push they feel in their science journals.

Assessment Ideas

Exit Ticket

After Force Finder, provide a worksheet showing pictures of everyday actions. Ask students to label each as a push or pull and describe how the force changes the object’s motion or shape.

Discussion Prompt

During Magnetic Maze, ask students: ‘How did your marble move differently when it was repelled by the magnet compared to when it was attracted? Use the words push and pull in your answer.’

Quick Check

After Gravity’s Reach, hold up a book and a piece of paper. Ask students to describe the pull of gravity on each, then predict what would happen if you dropped them at the same time.

Extensions & Scaffolding

• Challenge: Ask students to design their own maze with hidden magnetic forces, explaining which parts repel or attract in their design.
• Scaffolding: Provide picture cards of forces at each Magnetic Maze station to help students match observations to force types.
• Deeper exploration: Introduce the idea of friction by comparing how objects slide on different surfaces (e.g., sandpaper vs. ice) and measuring how far a toy car travels.

Key Vocabulary

Force	A push or a pull that can make an object move, stop moving, or change its shape.
Push	A force that moves something away from you.
Pull	A force that moves something towards you.
Motion	The act of moving or changing position.
Shape	The outline or form of an object.