Bibliography

http://wiki.answers.com/Q/Which_gum_brand_holds_the_longest_flavor

http://wiki.answers.com/Q/What_bubble_gum_brand_holds_its_flavor_the_longest

http://wiki.answers.com/Q/Which_gums_has_long_lasting_flavor

http://wiki.answers.com/Q/How_many_grams_in_a_piece_of_gum

Pictures of my experiment

 My equipment

 adding in, cutting off and double the pieces

5 gum had 2 min and 8 seconds