Use ideas from this issue

For the classroom

• Cement 11–14 students’ understanding of the rock cycle with this poster, fact sheet and game
• Dive into the chemistry of disinfecting dirty pools, with synoptic questions for your 16–18 students
• Make popcorn in class to teach radioactivity, atoms and unstable nuclei

In the lab

• Demonstrate two changes of state by heating tert -butanol
• Take a look at the humorous side of managing student distraction in the chemistry lab
• Use these six lab group tips  to ensure students get the most out of practical work

For your CPD

• Avoid the pitfalls of curriculum development with these four tips
• Find out when to banish unnecessary lesson planning templates
• Point your post-16 students in the right direction when teaching reaction mechanisms