Materials List:
Magnetic Attraction
https://www.teachengineering.org/activities/view/cub_mag_lesson1_activity1
Each group needs:
- Magnetic Attraction Station Worksheet
- Magnetic Attraction Station Instruction Sheet (or, print out one sheet, cut it up and place portions at each station.
Set up the following stations for use by the entire class:
Station 1: Ring Magnets
- 2-4 ring magnets (magnets available at most hardware stores)
- 1 pencil
Station 2: Magnetic Separation
- ½ teaspoon (2.5 grams) sugar
- 1 teaspoon (5 grams) iron filings (available at hardware stores)
- 1 cup (.24 liter) water
- 2 beakers
Station 3: Magnetic Pole Identification
- 1 large bar magnet
- 1 small bar magnet
- 1 orienteering compass
- masking tape
Station 4: Magnetic Loops
- 1 piece thin Plexiglas or a Petri dish
- 4 small items of identical height (corks or blocks), to securely prop up the Plexiglas or Petri dish
- a few differently-shaped magnets (For example, bar, ring or u-shaped magnets)
- a small container of iron filings.
Station 5: Magnetic Prediction
- 1-2 bar magnets
- several test objects, such as corks, erasers, paper clips, coins, cloth, aluminum foil, plastic pen, mechanical pencil graphite, ceramic, Popsicle sticks, etc.
Station 6: Make Your Own Magnet
- 2 bar magnets
- 2 nails (made of zinc, iron or steel, but not aluminum)
- 10-20 paper clips