RT @prep_oratory: And they're off! This is how OPS students do STEM Saturday enrichment. From bath bombs to fizzy drinks, toothp…
RT @prep_oratory: And they’re off! This is how OPS students do STEM Saturday enrichment. From bath bombs to fizzy drinks, toothpaste, renewable energy and organ dissection, our keen scientists are on their way to the Bronze CREST award! #oratoryprepschool #STEM #CRESTAwards #sciencesaturdays 
Source: Twitter