5) Magnetic Levitation Explorer – Maglev Train 🧲

🏎 Magnetic Levitation Explorer – Maglev Train STEM Project 🧭

In this fascinating project, you will construct a basic model of a Maglev (Magnetic Levitation) train to demonstrate the non-contact force of magnetism. You will explore how magnetic repulsion can be used to reduce friction and allow for near-frictionless movement, illustrating a key concept in advanced transportation technology.

The project is divided into two main phases: Quarter 1 for Design & Trifold Preparation and Quarter 2 for Building & Testing your model.

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💡 Phase 1: Concept & Design & Trifold Preparation (Quarter 1)

This critical phase involves defining the entire experiment, documenting the design plan, and preparing all non-data sections of your trifold display. You must prepare sections 1 through 5 below for your Quarter 1 deadline.

1. Hypothesis and Research Question

How does the strength or arrangement of magnets affect the stability and levitation height of the model?

• Research Question: “How does the distance between the track magnets affect the levitation stability and travel distance of the maglev cart?”
• Hypothesis: If we increase the magnet spacing (while maintaining polarity) on the track, the levitation stability will decrease because the repulsive magnetic force field will be less continuous, leading to contact and friction.

2. Materials and Variables

List all items needed for the build and identify the elements that will be controlled or measured.

Materials You'll Need

• Strong bar magnets or ceramic magnets (enough to make a track and cart – at least 16–20 small magnets)
• Track base: straight strip of foam board, sturdy cardboard, or wood (about 60–80 cm long)
• Lightweight cart body (foam board rectangle or light wood block)
• Optional: two thin side walls/rails (foam board/cardboard strips) to keep the cart aligned
• Tape (duct tape or masking tape) and glue (hot glue or strong craft glue)
• Ruler or measuring tape
• Marker or pencil for marking positions
• Optional: small coins or paper clips to add extra mass to the cart
• Stopwatch/phone timer (for timing motion if needed)

Variables

• Independent Variable: Magnet arrangement/spacing on the track or the mass of the cart
• Dependent Variable: Levitation height or travel distance/speed after a fixed initial push
• Constants: Magnet strength/type, track length, initial force/push, cart size and shape.

3. Procedures (Design & Documentation – Quarter 1)

Your Quarter 1 procedure focuses on planning and trifold content. The actual building steps are performed in Quarter 2.

1. Write your project title: “Magnetic Levitation Explorer – Maglev Train” at the top of your notes and trifold plan.
2. Clearly state your research question and hypothesis in your notebook.
3. Draw a labeled diagram of the track and cart, clearly indicating the North and South poles of the magnets on both the track and the cart to show the repulsive force (like poles facing each other).
4. Explain in a short paragraph how the magnetic field creates lift and why reducing friction is crucial for high-speed travel.
5. Plan how you will change your independent variable (for example: three different magnet spacings, or three different cart masses) and how many trials you will perform for each setup.
6. Sketch a sample data table where you will later record measurements such as distance traveled or levitation height for each trial.

4. Expected Results

Based on your research and knowledge of physics, what do you expect to happen?

When the cart and track magnets are positioned with like poles facing each other (repulsion), the cart should levitate. The less stable the magnetic field (due to wider gaps or uneven spacing), the more likely the cart will tilt, drag, or "derail" so that part of it touches the track and friction increases.

5. Expected Conclusion (Pre-analysis)

How will your results theoretically support your hypothesis?

The experiment should support the hypothesis by demonstrating that magnetic repulsion provides the necessary non-contact lift. Stability and low friction are maximized when the repulsive magnetic field is strong and continuous, confirming that magnetism can overcome gravity and mechanical friction for efficient transport.

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🛠 Phase 2: Working Model (Quarter 2)

In this phase, you will build and test the maglev track and cart according to your design.

Construction and Testing Procedures (Quarter 2)

1. Prepare the track base:
   • Cut a straight strip of foam board, cardboard, or wood about 60–80 cm long and 8–10 cm wide.
   • Draw a straight center line along the length of the board using a ruler.
2. Mark magnet positions on the track:
   • On each side of the center line, draw two long parallel lines where the magnets will go (these will be the “rails”).
   • Keep the lines equally spaced from the center so that the cart will be centered above them.
3. Attach the track magnets:
   • Decide which pole (N or S) will face up on the track magnets. Keep it the same for all track magnets.
   • Glue or tape magnets along each rail in a straight line, close together so the field is continuous.
   • Make sure all magnets along the track are aligned the same way (for example, all North poles facing up).
4. Add side rails/guides (optional but recommended):
   • Glue two thin strips of foam board or cardboard along the sides of the track to act as guide walls.
   • Leave just enough space between them so the cart can move freely without tilting too much.
5. Build the cart body:
   • Cut a small, light rectangle of foam board or wood to be your cart (about 8–12 cm long and just slightly narrower than the space between the guide walls).
   • Make sure the cart is smooth and not too heavy.
6. Attach magnets to the cart:
   • Flip the cart upside down.
   • Attach magnets in two rows that match the rails on the track.
   • Important: The same poles on the cart must face the same poles on the track (for example: track magnets = North up, cart magnets = North down) so they repel.
   • If the cart is pulled down instead of pushed up, flip the cart magnets around.
7. Check for levitation:
   • Gently place the cart above the track.
   • Adjust magnet positions until the cart floats slightly and can slide with very little friction.
   • Make sure the cart is level and not tilting to one side.
8. Test 1 – Normal friction (control):
   • Place the cart on a non-magnetized surface (like plain cardboard) with the same length as your track.
   • Give the cart a gentle, consistent push and measure the distance traveled.
   • Repeat 3 times and record all distances in your data table.
9. Test 2 – Magnetic levitation:
   • Place the cart on your maglev track so it is levitating.
   • Give the cart the same strength push as in Test 1.
   • Measure the distance traveled and repeat 3 times, recording the results.
10. Investigate your independent variable:
    • If you are studying magnet spacing:
      • Change the distance between magnets on the track (for example: close together, medium spacing, wider spacing).
      • For each spacing, perform at least 3 trials and record the travel distances.
    • If you are studying cart mass:
      • Add small coins or paper clips to the cart one set at a time.
      • For each added mass, perform at least 3 trials and record the travel distances or levitation height.
11. Analyze your data:
    • Create a graph (for example: Distance Traveled vs. Magnet Spacing or Distance Traveled vs. Cart Mass).
    • Look for patterns: When is the cart most stable? When does it travel the farthest?
    • Use the patterns in your data to decide whether your hypothesis was supported or not.

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📜 Trifold Display Board Instructions

Your final project will be presented on a standard trifold display board (approx. 37 inches high and 48 inches wide when fully open).

Board Size & Suggested Layout

Organize your board to be easy to read from left to right and top to bottom.

Panel	Suggested Content
Top Center	Project Title (Big and Bold)
Left Panel	Question / Problem, Background / Introduction, Hypothesis
Center Panel	Materials, Procedures (steps), Photos / Diagrams, Graphs / Tables (your data)
Right Panel	Results (what happened), Conclusion, Reflection / What you learned

Design Tips for a Professional Look

• Title: Use a short, clear title that can be read from across the room.
• Clarity: Print all text on white or light-colored paper.
• Font Size Guidelines:
  • Title: 72 pt or bigger
  • Headings: 32–48 pt
  • Body text: 18–24 pt
• Aesthetics: Keep it neat—align boxes, use rulers, and avoid crowded text. Use 2–3 matching colors for borders and headings.
• Visuals: Add photos, labeled diagrams, and charts (your data) to make the board engaging.

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🎬 Helpful Videos

Maglev Train Model Construction

Use this video to see a clear, step-by-step example of how to set up the magnets on the track and cart, and how to adjust your model until it levitates smoothly.

Trifold Design Tutorial

Tip: Plan your layout on scrap paper first, then print, cut, and finally glue everything onto the board.