Great Lesson Ideas - Secondary Maths - How Many Peas Fill the Classroom?

Miss Lisa guides year seven students through a mathematical modeling activity to determine how many chickpeas can fit into a classroom. The lesson emphasizes planning, measurement, and volume calculation. Students use various tools to measure the room and chickpeas, then calculate the number of chickpeas that can fit. The activity concludes with a discussion on large numbers and assumptions made during the process.

What is the purpose of the five-minute planning time in the lesson?

What two measurements are necessary to determine how many peas can fit in the classroom?

How did the students measure the volume of the classroom?

What was the volume of the classroom as calculated by the students?

How did the students calculate the volume of a chickpea?

What final calculation did the students perform to find out how many chickpeas fit into the classroom?

What was the final answer for how many chickpeas could fit into the classroom?