Pupils who are secure will be able to:

• Iterate ideas, testing and changing throughout the lesson and explain what their program does.
• Use nested loops in their designs, explaining why they need two repeats.
• Alter the house drawing using Python commands; use comments to show a level of understanding around what their code does.
• Use loops in Python and explain what the parts of a loop do.
• Recognise that computers can choose random numbers; decompose the program into an algorithm and modify a program to personalise it.