My Experiment 
A tornado in a jar
Materials

Water
A clear plastic bottle with a cap
Glitter
Dish washing liquid

Steps

Step 1:Fill the plastic bottle with water until it is three quarters full.

Step 2:Add a couple drops of dishwashing liquid.
Step 3: Sprinkle in a few pinches of glitter, this will make your tornado easier to see.
Step 4:Put the cap on tightly.
Step 5:Turn the bottle upside down and hold it from the bottom.
Step 6: Quickly turn the bottle round and round for a few seconds and stop and look inside
to see if you can see a mini tornado forming in the jar.

If  you manage to create a tornado in a jar at home. I would love to hear from you!! "Comment below".