| 1 | Introduction to Data Collection | Go Direct® Temperature Probe |
| 2 | Acids and Bases | Go Direct® Tris-Compatible Flat pH |
| 3 | Diffusion through Membranes | Go Direct® Conductivity Probe |
| 4 | Conducting Solutions | Go Direct® Conductivity Probe |
| 5 | Osmosis | Go Direct® Gas Pressure Sensor |
| 6A | Respiration of Sugars by Yeast | Go Direct® CO2 Gas Sensor |
| 6B | Sugar Fermentation in Yeast | Go Direct® Gas Pressure Sensor |
| 7 | Reflection and Absorption of Light | Go Direct® Light and Color Sensor, Go Direct® Temperature Probe |
| 8 | Soil pH | Go Direct® Tris-Compatible Flat pH |
| 9 | Soil Salinity | Go Direct® Conductivity Probe |
| 10 | Soil Temperature | Go Direct® Temperature Probe (3) |
| 11 | Soil Moisture | Soil Moisture Sensor, LabQuest 3 |
| 12A | Photosynthesis and Respiration (CO2 and O2) | Go Direct® CO2 Gas Sensor, Go Direct® O2 Gas Sensor, BioChamber 2000 |
| 12B | Photosynthesis and Respiration (CO2) | Go Direct® CO2 Gas Sensor, BioChamber 2000 |
| 12C | Photosynthesis and Respiration (O2) | Go Direct® O2 Gas Sensor, BioChamber 2000 |
| 13 | Transpiration | Go Direct® Gas Pressure Sensor |
| 14A | Cell Respiration (CO2 and O2) | Go Direct® CO2 Gas Sensor, Go Direct® O2 Gas Sensor, BioChamber 250 |
| 14B | Cell Respiration (CO2) | Go Direct® CO2 Gas Sensor |
| 14C | Cell Respiration (O2) | Go Direct® O2 Gas Sensor |
| 15 | The Greenhouse Effect | Go Direct® Temperature Probe (2) |
| 16 | Energy in Food | Go Direct® Temperature Probe |
| 17A | Enzyme Action: Testing Catalase Activity (O2) | Go Direct® O2 Gas Sensor |
| 17B | Enzyme Action: Testing Catalase Activity (Gas Pressure) | Go Direct® Gas Pressure Sensor |
| 18A | Lactase Action (CO2) | Go Direct® CO2 Gas Sensor |
| 18B | Lactase Action (Gas Pressure) | Go Direct® Gas Pressure Sensor |
| 19 | Oxygen Gas and Human Respiration | Go Direct® O2 Gas Sensor |
| 20 | Biochemical Oxygen Demand | Go Direct® Optical Dissolved Oxygen Probe |
| 21 | Effects of Insulation on Animal Temperature | Go Direct® Temperature Probe (2) |
| 22 | Lemon "Juice" | Go Direct® Voltage Probe |
| 23 | Ohm's Law | Go Direct® Current Probe, Go Direct® Voltage Probe, Extech Digital DC Power Supply, Vernier Circuit Board 2 |
| 24 | Energy Content of Fuels | Go Direct® Temperature Probe |
| 25 | Photovoltaic Cells | Go Direct® Energy Sensor, Go Direct® Light and Color Sensor, Vernier Resistor Board, KidWind 2V/400mA Solar Panel |
| 26 | Wind Power | Go Direct® Energy Sensor, KidWind Wind Turbine Hub, KidWind Blade Pitch Protractor |
| 27 | Watershed Testing | Go Direct® Optical Dissolved Oxygen Probe, Go Direct® Conductivity Probe, Go Direct® Tris-Compatible Flat pH |
| 28 | Interdependence of Plants and Animals | Go Direct® Optical Dissolved Oxygen Probe, Go Direct® Tris-Compatible Flat pH |
| 29 | Biodiversity and Ecosystems | Go Direct® Temperature Probe, Meter Stick |
