Christmas demonstrations

This series of science experiments from the National STEM Learning Centre and Network are presented as Christmas table demonstrations, using household equipment, but are also suitable for use in the classroom at both primary and secondary level to illustrate a range of scientific concepts.

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Demonstrations for the Christmas Dinner Table

In this National STEM Learning Centre and Network video, Simon Quinnell demonstrates four experiments, with the theme of Christmas, that teachers can do in the school laboratory.

These are:* Tea bag convection - see...

Magic Gas

Simon Quinnell, from the National STEM Learning Centre and Network, demonstrates the properties of gases in this surprising Christmas table experiment. He drops an effervescent digestion tablet into a wine glass containing some water to generate carbon dioxide.

The carbon dioxide is heavier than air, and...

Jumping Candle Flame

Simon Quinnell, from the National STEM Learning Centre and Network, shows how to carry out some ‘magic’ at the Christmas dinner table using a candle and a match.

After letting the candle burn for a minute, Simon blows the flame out so that the smoke continues to rise above it. Then when a match is placed...

Jelly Liquidiser

In this Christmas table experiment, Simon Quinnell, from the National STEM Learning Centre and Network, demonstrates why pineapple should not be added to jelly. When he adds pineapple to a bowl of jelly, the jelly liquefies due to the action of an enzyme in the fruit which breaks down the gelatin.

This is...

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