supply station and pick up a How we start looking for a Students may find it helpful to plot Ziploc® bag and two recording pattern? their data points using the Google sheets.” Try adding, subtracting, multiplying, spreadsheet functions. Hold up the bag and the or dividing the diameters and the recording sheet. Instruct circumferences to look for a repeated students to take their supplies result…. Look at a change between the out of their bags when they diameters of two circles and see if get them back to their desks. there is corresponding change in the Review the following circumferences. Graph the data. directions with the students: Using the ruler and string What relationships are you finding in in the bag, each person the data on the table? will need to measure the The circumference is approximately diameter and the three times the length of the circumference of the diameter. The diameter is circular objects in your approximately one-third of the length Ziploc® bag. This means all of the diameter. of the objects will be measured twice once by – you and once by your What patterns do you notice when partner. Don’t simply copy you plot your data points? your partner’s They appear to form a straight line. measurement. You have to actually measure the circumference of each circle do not use your – formula for circumference. Record your measurements on the recording as you go along. Once you are finished measuring, you will submit your measurements using the Google Form, My Measurements. If you finish early, you and your partner can look over your recording sheets. Begin looking for patterns in the data you collected. Once everyone is finished submitting their data, you
supply station and pick up a Ziploc® bag and two recording sheets.” Hold up the bag and the recording sheet. Instruct students to take their supplies out of their bags when they get them back to their desks. Review the following directions with the students: Using the ruler and string in the bag, each person will need to measure the diameter and the circumference of the circular objects in your Ziploc® bag. This means all of the objects will be measured twice – once by you and once by your partner. Don’t simply copy your partner’s measurement. You have to actually measure the circumference of each circle – do not use your formula for circumference. Record your measurements on the recording as you go along. Once you are finished measuring, you will submit your measurements using the Google Form, My Measurements. If you finish early, you and your partner can look over your recording sheets. Begin looking for patterns in the data you collected. Once everyone is finished submitting their data, you How we start looking for a pattern? Try adding, subtracting, multiplying, or dividing the diameters and the circumferences to look for a repeated result…. Look at a change between the diameters of two circles and see if there is corresponding change in the circumferences. Graph the data. What relationships are you finding in the data on the table? The circumference is approximately three times the length of the diameter. The diameter is approximately one-third of the length of the diameter. What patterns do you notice when you plot your data points? They appear to form a straight line. Students may find it helpful to plot their data points using the Google spreadsheet functions.
Demo_Lesson_DiscoveringPi.docx