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Lessons, examples and revision notes for your selected subjects.
Area, perimeter & practical measurement
Area measures the surface inside a shape. Perimeter measures the distance around it. Keep units consistent before calculating.
Understanding Ohm’s law
For an ohmic conductor at constant temperature, current is proportional to potential difference. Resistance measures how strongly the conductor opposes current.
Drawing to scale
Scale expresses the relationship between a drawn length and its actual length. A 1:50 drawing makes every actual length fifty times smaller.
A safer workshop starts with you
Before starting work, identify hazards, choose suitable protective equipment and check tools. Stop and ask a supervisor when you are unsure.
Build a clear explanatory paragraph
An explanatory paragraph develops one main idea with a topic sentence, supporting details and a closing sentence.
Estimating concrete volume
A rectangular slab is a cuboid. Its volume is length × width × thickness. Convert the thickness to metres when other lengths are in metres.
Make room for your next topic
Create a lesson for your first selected subject, then keep it offline. AI-generated content should be checked with your teacher.
Starter lessons demonstrate learning features; they are not an approved examination syllabus. Downloaded lessons and questions are stored on this device.