Explosive science

This lesson pack for year 5 and P6, linking to the topics properties and changes of materials and properties and uses of substances is a hands-on investigation where pupils will create their own safe chemical explosion. In small groups, pupils will plan their own fair test, changing one variable at a time to see if it alters the speed of the explosion.

This downloadable pack includes:

• A lesson plan complete with differentiation and links to the curriculum.
• A PowerPoint presentation which explains different types of explosions and includes instructions for the investigation.
• A printable worksheet with a table and squared paper to draw the results in a line graph.

Simple to resource! The items you will need:

• Vinegar
• Bicarbonate of soda
• Grip seal bags (like the ones grated cheese comes in)
• Stopwatches