@BoltonSch Tweet 08/10/2022 11:59 AM Tweet 08/10/2022 11:59 AM Posted by Bolton School on 08 Oct 2022 Modified by Bolton School on 08 Sep 2023 @BoltonSch RT @BSGDChemistry: Colourful chemistry for Open Morning! 🔴🟠🟡🟢🔵🟣