High Torque Generator with Wires, produces lower voltage but higher current for a given rotor speed, has 4-foot leads with shrink-wrap reinforced soldering, with 2 mm driveshaft as the standard Wind Turbine Generator, for load devices with higher current draw, such as water pump
PH Buffer Capsule for calibration of pH, contains four capsules for each of the 4, 7, and 10 pH buffers, making a total of 12 capsules. The set also includes a small bottle of universal indicator with mold inhibitor, Has to be added to 100 ml of distilled water
Chemistry Investigation, Book, provides AP Chemistry students with 16 inquiry-based laboratory experiments aligned with the inquiry investigations, provides a comprehensive set of resources for the AP Chemistry teacher, including sample data, sample analysis and calculations
Differential Model, permits the instructor and student to manually turn the handle and apply a load to the transparent wheels to demonstrate the differential mechanism, permits power from the engine to be transmitted to a pair of driving wheels.
Circuit Board 2, Mass: 0.44 kg, Optional power sources: up to 4 AA batteries, not included, DC power supply such as Extech Digital DC power supply, Power Amplifier, Maximum voltage: 10 V, Resettable fuse opens at 0.8 A, but 0.3 A or less is recommended
Hybrid Cut-Away Trainer, Prius, Electrical Operation, Automatically selected power source when starting the motor, driving in normal conditions, and accelerating, Size: 155cm x 160cm x 165cm
Solar Thermal Exploration Kit, Explore variables such as box color, light intensity, tube design, rate of water pumping, and amount of time it takes to heat water. Includes some basic information on solar water heating systems and how they work