In times long gone, sweat was used as an active ingredient in perfume and love potions. YUK!The word ‘potion’ originates from the Latin word ‘potio’, meaning ‘to drink’.The ancient Romans used the plant Deadly Nightshade as a poison. The wife of Emperor Augustus is rumoured to have used it to kill her husband.Many solids are made up of tiny crystals. Their particles are arranged in a regular pattern called a crystalline structure.Mercury is a fascinating but very poisonous liquid metal. When dropped onto a surface mercury forms beads or droplets. This happens because the forces between the mercury particles are very strong, causing them to clump together.Gases are all around us, but most can not be smelt or seen.A fart is a combination of gases (nitrogen, carbon dioxide, oxygen, methane and hydrogen sulphide) that travels from a person’s stomach to their bottom.Solid water is called ice. This form of water has the lowest energy and temperature.In gas form, water is called steam or vapour. When water boils it will turn to vapour.The boiling point for water is 100ºC (212ºF).A gas can be turned into a liquid through pressure. By squeezing all the gas molecules tightly together a gas can become liquid.Two of the most famous wizards of all time are Harry Potter and Merlin.
Make a list of all the solids, liquids and gases you can find at home. Are they kept safely?Make a sketch of any interesting bottles you have at home. Remember to add patterns, textures, shading and finer details!Make home-made perfume or potions using things you find in the garden or bathroom. (Check with an adult before you start about which substances are safe to use.) Use a pestle and mortar to grind up the things you find. Add liquid and strain to get rid of the lumpy bits! What have you made?Calculate how many litres of water it takes to fill your bath. Which uses less water, the shower or the bath? How can you find out?Make ice lollies at home. Can you add a surprise ingredient that reveals itself as the ice melts?Visit your local library or book shop to search for other plays and stories on the theme of potions. Write a book review and share it with others in your class.