Experimental Design/Practice

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The following are examples of Experimental Design events which can be used for practice.

Example 1

Topic: Gravity

Materials:

  • 3 rubber balls(different sizes and colors)
  • 30 cm of masking tape
  • 10 rubber bands
  • 1 meter stick
  • 1 plastic spoon
  • 1 block of styrofoam
  • 10 popsicle sticks

Example 2

Topic: None

Materials:

  • 2 toy cars
  • 5 rubber bands
  • 20 push pins
  • 1 meter stick
  • 3 1'x1'sheets of cardboard
  • 5 1'x1/2 sheets of cardboard
  • 5 1'X1/4 sheets of cardboard

Example 3

Topic: Temperature

Materials:

  • Thermometer
  • Hot and cold tap water
  • 1 cup of sugar
  • 1 cup of salt
  • 1 cup of MSG
  • 3 250 ml beakers
  • 10 plastic spoons
  • 1 tube of toothpaste
  • 1 bottle of hair gel

Example 4

Topic: Motion through rolling

Mateirals:

  • 5 marbles
  • 1 can
  • 1 foot of sand paper
  • 1 small pegboard
  • 4 dictionaries
  • 1 sharpie
  • 1 foot of masking tape
  • 1 foot of PVC pipe

Example 5

Topic: Water

Materials:

  • 10 cotton balls
  • 4 beakers
  • 1 cup of sand
  • 1 cup of salt
  • 1 bottle of water (bottle may be used)
  • 1 measuring cup
  • 1 roll of plastic wrap
  • 10 cotton swabs

Example 6

Topic: None

Materials:

  • 1 stick of gum
  • 1 cup of juice
  • 1 cup of soda water
  • 1 cup of Chex Mix
  • 10 plastic cups
  • 5 plastic spoons
  • 1 meter stick

Example 7

Topic: Chemistry

Materials:

  • 10 plastic spoons
  • 1/2 cup of lemon juice
  • 4 plastic bottles
  • 1 cup of baking soda
  • 1/4 cup of vinegar

Example 8

Topic: None

  • 3 markers
  • 10 sheets of plain white paper
  • 3 pencils
  • 3 crayons
  • 2 rulers

Example 9

Topic: Electricity

Materials:

  • 1 buzzer
  • 1 lemon
  • 1 tomato
  • 1 battery
  • 1 penny
  • 1 paper clip
  • 1 ice bath
  • 1 hot plate
  • 1 thermometer

Example 10

Topic: Physics

Materials:

  • 10 note cards
  • 2 sheets of sand paper
  • 1 cup of salt
  • 5 marbles
  • 1 toy car
  • 30 cm of tape
  • 10 paper clips

Example 11

Topic: Pressure

Materials:

  • 1 syringe
  • 3 blocks of wood, 15cm x 3cm x 15cm
  • 8 textbooks, same size
  • timer
  • 30 cm of string
  • scale
  • water
  • paper cups
  • paper clips

Example 12

Topic: Pendulums

Materials:

  • 5 marbles
  • 1 paper dixie cup
  • 1 piece of 20cm long string

Example 13

Topic: Catapults

Materials:

  • 6 marbles
  • 1 ping pong ball
  • 4 popsicle sticks
  • 1 plastic spoon
  • 1 paper dixie cup

Example 14

Topic: Simple Machines

Materials:

  • 20 Popsicle Sticks
  • 5 Rubber Bands
  • 1 Pound Weight
  • 2 Pound Weight
  • 3 Pound Weight
  • Spring Scale
  • Scrap wood

Example 15

Topic: Aviation/Aerodynamics

Materials:

  • 1 Ream of Paper
  • 1 Box of Paper Clips
  • 10 Washers
  • 1 Pair of Scissors
  • Stack of Cardstock
  • Stack of Cardboard
  • Meterstick
  • 1 Meter of Tape

Example 16

Topic: Newton's Laws of Motion

Materials:

  • 1 Toy Car
  • 3 Marbles
  • 3 Metal Balls
  • 3 Wooden Balls
  • 1 Meter of String
  • 1 Meter of Tape
  • 1 Spring Scale
  • 1 Ream of Paper

Example 17

Topic: Acids and Bases

Materials:

  • Pure Lemon Juice
  • Water
  • pH Paper
  • Basic Tap Water
  • Vinegar
  • Milk
  • Beaker
  • Graduated Cylinder

Example 18

Topic: Optics

Materials:

  • 1 Convex Lens
  • 1 Concave Lens
  • 1 Flashlight
  • 1 Meterstick
  • 1 Convex Mirror
  • 1 Concave Mirror
  • 1 Sheet of Cardboard

Example 19

Topic: Circuits

Materials:

  • 6 12-inch Wires
  • 3 Lightbulbs
  • 3 Lightbulb Holders
  • 1 Battery
  • 1 Iron Nail
  • 1 Cobalt Nail
  • 1 Nickel Nail
  • 6 Paperclips

Example 20

Topic: Sound

Materials:

  • 1 Block of Styrofoam
  • 1 Block of Polyurethane Foam
  • 1 Block of Memory Foam
  • 1 Heat Plate
  • Ice Cubes
  • 1 Funnel
  • 1 Oscilloscope
  • 1 Ruler

Example 21

Topic: Electromagnets

Materials:

  • 1 Battery
  • 2 48-inch Wires
  • 2 Iron Bar Magnets (Different sizes)
  • 1 Cup of Iron Filings
  • 20 Paper Clips

Example 22

Topic: Chromatography

Materials:

  • 20 coffee filters
  • Distilled water
  • 4 different markers
  • Plastic cups

Example 23

Topic: Viscosity

Materials:

  • 4 beakers
  • Maple Syrup
  • Olive Oil
  • Ethanol
  • Water
  • Paper Towels
  • Hot Plate
  • Bowl
  • Ice cubes

Example 24

Topic: Capillary Action

Materials:

  • Water
  • Paper Towels
  • Markers (assorted colors)
  • Sharpies (assorted colors)
  • Pens (assorted colors)
  • Ethanol
  • Vegetable Oil
  • Celery
  • Food Coloring (assorted colors)

Example 25

Topic: Memory

  • Printer Paper
  • Markers (assorted colors)
  • Pens (assorted colors)
  • Sharpies (assorted colors)