How to Create a Model Volcano

1
How to Create a Model Volcano

• Follow the following steps in order to create
  your own model volcano!

2
You will need the following

• casting plaster sand water paint and brush
  plastic sheet or newspaper a paper plate or a
  tray containers for sand and water red food
  coloring baking soda white vinegar a funnel or
  a spoon

3
Cover a table with newspaper or plastic.
Put some sand in a container and add a little bit
of water. Use the sand to make a cone shape
on the newspaper. Put some water in another
container and sprinkle some plaster into it.
4
Mix the plaster into the water until it is as
runny as a honey. You may need to add more
plaster to make the mixture thick enough.Pour
some plaster over the sand cone and smooth it
with a wet paint brush. Make a hole in the top
of the cone about as big as a ten cent coin. Let
the plaster dry for one day.
5
Remove the sand from inside the plaster volcano.
Make more plaster. (See Steps Five and Six)
Put the plaster volcano on a paper plate and
pour some more plaster into the plate so that the
edges of the volcano are all covered. Let this
plaster dry for one day.
6
Make more plaster. (See Steps Five and Six)
Pour plaster inside the volcano. Stop at about
3 centimeters from the top. Let the plaster dry
again for one day.Paint the volcano. Let it
dry.
7
Put newspaper on the floor and on the table.
Put the model volcano on the table. Use a
spoon or a funnel to put the baking soda into the
hole in the top of the volcano.
8
Put a little bit of white vinegar into a
container and pour in some red food coloring.
Carefully pour this mixture into the top of the
volcano and move back.Watch the volcano erupt.