Blowing up a balloon with bicarbonate of soda and vinegar.

The materials we need for the experiment are:

• Bicarbonate of soda
• Vinegar
• A plastic bottle
• A spoon
• A funnel
• A balloon

• First: Put two fingers of vinegar in the bottle.
• Second: Put two spoons and a half of bicarbonate of soda in the balloon.
• Third: Fit the balloon on the top of the bottle.
• Fourth: Put the bicarbonate of soda in the balloon.

The conclusion is: The bicarbonate of soda and the vinegar form a gas and the balloon blows up.