how to make wind vane model for a science exhibition project

Creating a wind vane model for a science exhibition project using simple materials like cardboard, a pencil, a pushpin, a straw, and a paper cup can be both fun and educational. Here’s a step-by-step guide:

Materials Needed:

  1. Cardboard (for the wind vane and base)
  2. Pencil
  3. Pushpin
  4. Straw
  5. Paper cup
  6. Glue or tape
  7. Markers or paint (optional for decorating)

Step by Steps Video Instructions on Wind vane :

  1. Prepare the Wind Vane:
    • Cut a square or rectangular piece of cardboard for the wind vane.
    • Draw an arrow shape on the cardboard using a pencil.
    • Cut out the arrow shape carefully.
  2. Attach the Straw:
    • Cut a small piece of straw, around 1 inch (2.5 cm) long.
    • Attach the piece of straw vertically to the back of the cardboard arrow using glue or tape.
    • Ensure it’s centered and straight.
  3. Make the Base:
    • Cut a small square or rectangle from cardboard to act as the base of the wind vane.
    • Cut a small slit in the center of the base, large enough to fit the straw through.
  4. Attach the Wind Vane to the Base:
    • Insert the straw attached to the wind vane through the slit in the base.
    • Make sure the wind vane can rotate freely.
  5. Create the Stand:
    • Take a paper cup and cut off the bottom to make a short cylinder.
    • Stand the cylinder on its wider opening.
  6. Secure the Wind Vane on the Stand:
    • Use glue or tape to attach the base of the wind vane to the top of the paper cup stand.
    • Ensure it’s securely attached but can still rotate freely.
  7. Mark Directions on the Wind Vane:
    • Use a marker or paint to mark the cardinal directions (North, South, East, West) on the wind vane.
    • Alternatively, you can use colored paper or stickers to represent the directions.
  8. Add the Pointer:
    • Push a pushpin through the straw at the top of the wind vane.
    • Make sure it’s balanced so that it can easily turn with the wind.

Wind Vane – How It Works:

  • When the wind blows, it will push against the arrow on the wind vane, causing it to rotate.
  • The wind vane will point in the direction from which the wind is coming.
  • By observing the direction the wind vane points, you can determine the direction of the wind.
  • The pointer (pushpin) will help in accurately indicating the wind direction.

This simple wind vane model demonstrates the basic principles of wind direction measurement and can be a great addition to a science exhibition project!

Leave a Comment