The CBL 2 comes packaged with the following components and sensors:

• The CBL 2 unit. A handheld, portable, data collection device, attaches to a graphing calculator by way of a 6 inch link cable.

• A six inch link cable which attaches the CBL 2 unit to the calculator.

• The CBL 2 "cradle" device allows the user to attach the CBL 2 unit to the calculator (not included with the CBL 2) forming a single, more portable unit.

• A stainless steel temperature probe which connects to the input or output connections on the CBL 2. These connections are called channels and are numbered CH 1, CH 2 and CH 3.

• A Texas Instrument's light sensor which measures light intensity and connects to one of the channel connections on the CBL 2 unit.

• A Texas Instrument's voltage sensor which measures volts and connects to one of the channel connections on the CBL 2 unit.

| CBL 2 | Learning to Use Technology  | Teaching With Technology |