A KS4 lesson about the half life of radioactive isotopes. Worksheets from “half life challenge” on TES were used. Skittles practical (google it!) also used during lesson when taught myself but not needed.
A lesson introducing the generator effect KS4. Infomation sheets included in powerpoint. Worksheet mentioned is a Colins one so not included, another could be found on TES.
A KS4 lesson about using the generator effect. Information sheets included in the powerpoint. Pupils should know about the generator effect already. Worksheets mentioned are colins so not included, others available on TES would work.
Great for initial work on the wave equation: pupils work down vertically filling in each column, following the same steps each time. They work up to completing a question requiring rearrangement and unit conversion.