Vinegar Rocket Launcher

Vinegar Rocket Launcher
Materials:
Cork to plug a bottle, a bottle, tacks, tape plastic wrap, absorbent piece of paper 10 X 10 cm, ½ cup of water, ½ cup of vinegar, and sodium bicarbonate
Steps:
1) Take the piece of paper towel and put a teaspoon of sodium bicarbonate
2) Roll it well, to stay inside the baking.
3) Put tacks to hook it.
4) Put the water and vinegar in the bottle.
5) Find a place where the ceiling is high. Put your bottle on the ground and drops the baking paper in the background. Put the cork as hard as you can.