https://teacher.desmos.com/activitybuilder/custom/67fd1482a58fb17a6c351f22
https://teacher.desmos.com/activitybuilder/custom/67feae0350ebb609808a6edd
https://teacher.desmos.com/activitybuilder/custom/67feb276ce62f00c8001bf65
https://teacher.desmos.com/activitybuilder/custom/67fec312f9ecdf2fdf1c8759
https://teacher.desmos.com/activitybuilder/custom/67fec52ff0757fe7c1ae050b
https://teacher.desmos.com/activitybuilder/custom/67fec78028ce68603960784e
https://teacher.desmos.com/activitybuilder/custom/67fecbbdde7e8663e3868a70
https://teacher.desmos.com/activitybuilder/custom/67fed1784fcdab6cfe6d4952
https://teacher.desmos.com/activitybuilder/custom/67fed3483bd2dec9c5f6c6a1