Downloadable computer software for data analysis in science and math classrooms, namely, for measuring, analyzing, graphing, recording, and reporting physical quantities, distance, velocity, temperature, pressure, dissolved oxygen, conductivity, acceleration data, and other physical measurements, and computer hardware comprised of sensors, namely, accelerometers, gas sensors, colorimeter, conductivity probes, current probes, dissolved oxygen probes, force sensors, EKG sensors, heart rate monitors, temperature probes, flow rate sensors, gas pressure sensors, instrumentation amplifiers, ammonium ion-selective electrodes, calcium ion-selective electrodes, chloride ion-selective electrodes, nitrate ion-selective electrodes, light sensors, magnetic field sensors, microphones, motion detectors, pH sensors, radiation monitors, relative humidity sensors, respiration monitor belts, rotary motion sensors, turbidity sensors, thermocouples, voltage probes, and related computer interfaces, namely, computer interface boards, all for use in elementary, junior high, high school, and college science and math classrooms (term considered too vague by the International Bureau pursuant to Rule 13 (2) (b) of the Regulations); downloadable computer application software for mobile devices, tablet computers, and laptop and desktop computers for interactive science investigations, data compilation, data analysis, and instruction in science, mathematics, and engineering for elementary, junior high, high school, and college students.