Welcome to the Pumpkin BOMB challenge

In this challenge you are trying to estimate the number of elastic bands it takes to IMPLODE four different pumpkins. We will be using size 64 (3.5 inch by 0.25 inch) elastic bands on implosion day. Here are pictures of each of the four pumpkins:

Pumpkin A

Pumpkin B

Pumpkin C

Pumpkin D

Pumpkin E

Pumpkin F

Pumpkin G

Pumpkin H

Pumpkin I

Pumpkin J

You may notice that each pumpkin has a unique shape and size. Can you tell how big they are?

We have created this video to help you understand what this will look like, and to aid in your estimation. Can you figure out the diameter of the pumpkin in the video?

You will work in teams of 1-4. Each team must be clearly identified. If you submit on multiple teams you will be disqualified. Submit estimations (and justifications) using this form.

There will be prizes awared for the:

GOOD LUCK and MATH ON!

You may also look at the results from last years contest here .