Horrible Science
Horrible Science – Really Rotten Experiments
Horrible Science – Really Rotten Experiments10 fiendishly rotten experiments! Hide cockroach in soap, mould a fake pooand make your own vile vomit and ghastly green slime!Contents: The set comes with plastic stomach, vinegar, funnel, bicarbonate ofsoda, goggles, plaster of Paris,...
$76.99