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St Francis' Primary School, Castlewellan

P5 & P6 - Lesson 4 Filter Paper Forensics/pH Balance - 24 May 2018

24th Jun 2018

For this lesson, we had the expertise of a secondary school science teacher, Natalie.

The first half of the session, involved an investigation into Who Killed Freddy Fly? where children had to test the solubility of various markers.

The second half of the lesson involved testing the pH levels of various household substances, such as washing powder, salty water, diluted juice, vinegar, etc. Children testing for levels of acid or alkaline, predicting pH levels and comparing results.