@BoltonSch Tweet 06/07/2022 09:52 AM Tweet 06/07/2022 09:52 AM Posted by Bolton School on 06 Jul 2022 Modified by Bolton School on 09 Sep 2023 @BoltonSch SummerScience YRZ2022 RT @BSBDChemistry: Explaining our project to the president of @royalsociety #SummerScience #YRZ2022