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Materials Needed

1. 2 Soda Bottles (2L)
2. Construction Paper
3. Tennis Ball
4. String (yarn or something that is durable)
5. Large Garbage Bag
6. Shoe Box (tough, preferably cardboard)
7. Scissors
8. Tape
9. Glue Gun
10. Water
11. **Baby Powder (picture 1)






 

Step 1:

clean out your soda bottles. And cut off the bottom and top ends of ONE (picture 2).

<p>how do you do it!</p>
<p>how do u make it launch??????? need to know cuz my sixth grade teacher assigned to me.</p>
<p>cool rocket project i am a student and i need help for a rocket project due next week, and do you use a pump to launch it or how do you make it launch</p>
<p>cool rocket project i am a student and i need help for a rocket project due next week, and do you use a pump to launch it or how do you make it launch</p>
<br /> <br /> We have a sudden rash of water-rockets. I'm guessing it's a school project?<br /> <br /> Have you all seen the relevant groups:<br /> <br /> http://www.instructables.com/group/H2Orocketables/<br /> <br /> http://www.instructables.com/group/rockets/<br /> <br /> <br />
<br /> This is pretty good - can you fill-in pictures for the aerodynamic cone, and the fully-complete thing?<br /> <br /> L<br />

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