Our Experiment Library contains hundreds of free experiments and lab activities designed to engage students in active learning. Search by subject, grade level, or topical keywords. Download editable student labs, teacher notes with setup instructions, SPARKvue or Capstone software configuration files, and more, all for free!
Exploring Pond Water
Students use a digital microscope compatible with PASCO software to observe and identify life forms in a sample of pond water.
Digital Microscopy Journal
This single-page observation sheet can be used with impromptu digital microscope investigations. Attached appendices provide guidance on how to connect...
What Factors Affect Dissolved Oxygen?
Students will use a dissolved oxygen sensor to determine how different factors affect the concentration...
Photosynthesis and Respiration with Algae Beads
Students use a Wireless Optical Dissolved Oxygen Sensor (PS-3246) and a Photosynthesis Chamber (SE-3251)...
Enzyme Action (Optical Dissolved Oxygen)
Students use a Wireless Optical Dissolved Oxygen (ODO) sensor and (optional) Photosynthesis Chamber...
Cellular Respiration in Yeast (Optical Dissolved Oxygen)
Students use a Wireless Optical Dissolved Oxygen sensor and a Photosynthesis Chamber to investigate...
Drinking Water Quality: Hardness
How are total dissolved solids (TDS) measurements used to evaluate drinking water quality? In this investigation, students use a conductivity sensor to...
Program a Greenhouse Sense and Control System (Advanced)
Students use an EcoChamber and a //control.Node along with all Greenhouse inputs (temperature, humidity,...
Soil Type and Surface Moisture
Students use a soil moisture sensor to determine the surface evaporation rate for three different soil types and a mixed soil sample.
Soil Moisture Field Study
In this field study, students use a soil moisture sensor and an on-board GPS sensor on their mobile device to determine the ability of soil to hold and...
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