1 x 1cm cubed of Francium
1 x Sugar Paper
1 x Scalpel
Take the Jellybaby and make a cut down one side with the scalpel. Now insert the Francium and seal the slit with sugar paper. Next swallow the Jellybaby as fast as possible and wait. Once the Jellybaby and the sugar paper seal hased disolved the francium will meet the moisture in your stomach causing a violent chemical reaction, causing an internal explosion.