Establish what the learners know about the movement of the stars, the Moon, etc.
Ask the following question:
“Who has ever looked up at the sky at night and saw stars in a formation of a pattern?”
Practical group work follows.
Each group gets an object to scrutinize with a magnifying glass / lens.
They have to report back in detail what they have seen.
Take the learners to the sport field / playground. Individual learners can get an opportunity to look through the binoculars and explain what he/she sees.
Teacher Input 1
Greet the learners
Ask them who knows what a telescope is.
Allow the learners to give a few answers.
Tell them that it is a designed optical instrument to make distant objects appear nearer. [Extra information: It contains an arrangement of lenses, or curved mirrors and lenses, by which rays of light are collected and focused in order to magnify /enlarge the resulting image[s].