Teach Engineering
Slinkies as Solenoids
What does an MRI machine have to do with a slinky? This activity challenges learners to run a current through a slinky and use a magnetic field sensor to measure the magnetic field. Groups then change the length of the slinky to see...
Curated OER
Testing for Catalase Activity
In this catalase instructional activity, students read about how enzymes work in cells. Then students conduct an experiment to test for catalase activity in potatoes. This instructional activity has 1 graph and 6 short answer questions.
Curated OER
BJT Amplifier Troubleshooting
In this electrical circuit worksheet, students answer a series of 11 open-ended questions about BJT amplifiers and how to troubleshoot these circuits. This worksheet is printable and the answers are revealed online.
Curated OER
Identifying Vertebrates
For this biology worksheet, students look for the answers to how to classify animals. They specifically focus upon the vertebrates while differentiating the characteristics from other organisms.
Curated OER
Flatworms- Observations of a Live Planarian
For this flatworm worksheet, students observe a flatworm in a petri dish. Students describe the flatwork and measure the planarian. Students complete the various charts about the movement and observations of the planarian.
Teach Engineering
Force on a Current Carrying Wire
What do electrical currents have to do with an MRI? Using a simple wire setup and a magnet, class members explore forces used in an MRI by investigating the magnetic force acting on a wire carrying a current.
Curated OER
Breaking News English: New Machine Sucks CO2 from the Air
In this English worksheet, students read "New Machine Sucks CO2 from the Air," and then respond to 1 essay, 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.