Students’ age range: 12-14
Topic: Presentation of Data (Drawings)
Type of device: Laptop
Description: Engage
In groups/as class, examine samples of drawings/diagrams provided by the teacher. List the common features observed in the samples. Share list with class.
Explore
As a class, with the aid of the teacher, develop standard criteria for the presentation of drawings/diagrams.
Explain
In groups make a poster highlighting the criteria for making labelled drawings/diagrams. Display posters in class.
Elaborate
Individually, make a labelled drawing of the leaf provided by the teacher. Measure the length of the leaf and the length of the drawing in millimetres. Calculate the magnification of the drawing by dividing the length of the drawing by the length of the leaf ( ). Record the magnification next to the title (mag. x value from calculation, e.g. mag. x15
Evaluate
Students will be asked to draw a simple diagram from specimen and calculate the magnification