All Problem solving articles – Page 9

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    Odd one out

    This activity is fairly synoptic in nature and should encourage a rapid consideration of the range of concepts met in chemistry taught to ages 11–13.

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    Boiling point

    This activity is designed to help students develop their critical thinking (evaluative) skills. They are presented with a surprising measurement for the boiling point of water and several suggestions as to why it might be. The main task is to evaluate the different suggestions.

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    The fluorofen problem

    The exercises in this book can be used to address aspects of communication skills, or can be run as a complete module. This section focuses on team work.

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    Black box

    Classroom activities to help develop ideas and evidence in science, as part of scientific enquiry. Includes black box investigations: tricky tracks, the cube and a model tube. 

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    A chemically powered boat - a bubble race

    An activity worthy of classroom competition, create junk boats, powered by chemistry and sail into learning. Includes kit list and safety instructions.

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    Warning device

    Create a warning system from junk items, and the reaction between citric acid and bicarbonate of soda. Includes kit list and safety instructions.

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    Test the gas

    Test or carbon dioxide in this tricky experiment that will make learners consider their scientific skills. Includes kit list and safety instructions. 

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    An elementary problem

    Pick the correct chemical process, for the correct day, and figure out when your chemical companies deliver. 

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    The ups and downs of chemistry

    Encourage learners to explore solubility and density in this experiment. Includes kit list and safety instructions. 

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    Pigments

    Discover how we can extract dye materials from plants in this explorative practical, includes kit list and safety instructions.

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    Quick jelly

    Discover how the rate of reaction within gelatine can change how quickly jelly will set. Includes kit list and safety instructions. 

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    Lesson plan

    Determining the structure of compounds | 16–18 years

    Examine data relating to the structure and complexity of compounds, including mass, infrared and 1H NMR spectra