Content guidance
Risk assessment required - equipment
Adult supervision required
Introduction
In progress...What will you need for this lesson?
Are you ready to learn?
Are you sitting in a quiet space away from distractions?
Do you have all the equipment you need?
Equipment
Transparent rectangular blocks, ray boxes (and power supplies if needed), coins (or heavy counters), mugs/white plastic cups (or similar open–topped, non–transparent containers), beakers.
Content guidance
Risk assessment required - equipment
Supervision
Adult supervision required
Worksheet
Optional
