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Graham Elementary School Pumpkin Chunkin Contest

November 10 @ 8:00 am - 3:00 pm

Set up and Check in: 8:00 am to 10:00 am
Breakfast for Teams: 9:00 am
Judging of Design Challenge Process and Presentation: 10:00 am-12:00 pm
Launch Competition: Noon to ???

 

Rules:
This Contest is more about the power of team-work. Machines are expected to be set up and fired under full adult supervision.
1000 Points for Design Challenge Process Presentation, creativity, + Distance will determine winner
Media that supports students building the machine will increase scores.
Adult supervision is required; however, we encourage students to do as much of the construction as possible.
No Air or Explosive Cannons
No Flammable accelerants or explosives of any kind can be used. Must be mechanical.
Only Catapult, Trebuchet, and Human power classes (See additional rules below)
Please note: Total height of machine can be no more than 25 feet high to limit distance. (This is our 1st and want to ensure we do not launch off property) Teams can represent a class, a school, or even be a group of peers.

Youth 18-Under Catapult Class
1. Pumpkins must weigh no less than 2 pounds.
2. Pumpkin must leave the machine intact
3. No part of the machine shall cross the firing line.
4. No “wadding” (including bean chaff, straw, foam, metal, or any other object, or foreign matter).
5. Machine shall consist of springs, cords, rubber, dead weights, or other mechanical means of creating a stored energy.
6. Motorized winches and/ or other cranking devices may cock the machine.
7. Machines may have adult assistance on the design and building.
8. These Machines need a Back Stop

Youth 18-Under Trebuchet Class
1. Pumpkins must weigh no less than 2 pounds.
2. Pumpkin must leave the machine intact.
3. No part of the machine shall cross the firing line.
4. No “wadding” (including bean chaff, straw, foam, metal, or any other object, or foreign matter).
5. Machine shall consist of swinging, or fixed counterweights. They can be made of wood, metal, or plastic.
6. Machines may have adult assistance on the design and building.
7. Motorized winches and/ or other cranking devices may cock the machine.
8. These Machines require Back Stops

Youth 18-Under Human Power Class
1. Pumpkins must weigh no less than 2 pounds.
2. Pumpkin must leave the machine intact.
3. No part of the machine shall cross the firing line.
4. No “wadding” (including bean chaff, straw, foam, metal, or any other object, or foreign matter).
5. Machines can use any kind of stored energy that can be stored by a single person in two minutes. (Energy must be stored by the power of this one person, not by other means.)
6. Contestants shall be given a maximum of (2) two minutes from the start of cocking their machine until fully cocked and locked for safety. (This does not include the three (3) minute rule for being ready to fire).
7. Machines may have adult assistance on the design and building
9. Some may require Backstops due to the type of machine.
Note: Human power machines will be allowed the time to cock plus time to secure and fire. The cocking time will be limited to 2 minutes. Secure and fire time is three (3) minutes like all machines.

Details

Date:
November 10
Time:
8:00 am - 3:00 pm

Organizer

Chad Miller
Email:
millerc@grahamlocalschools.org

Venue

Graham Elementary School
9464 US-36
St Paris, OH 43072
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