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Vermiculture !. Comparing pesticide use in a vermiculture Bin. Engage!. Dump a small amount of appropriate kitchen waste (banana peels, apple cores, squashed grapes, lettuce, coffee grounds etc ) on lab tables. Hand out rest of materials after short discussion and build a worm bin.
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Vermiculture! Comparing pesticide use in a vermiculture Bin
Engage! Dump a small amount of appropriate kitchen waste (banana peels, apple cores, squashed grapes, lettuce, coffee grounds etc) on lab tables. Hand out rest of materials after short discussion and build a worm bin
“Exploring! & Gathering! of the “Black Gold!” Harvesting!
Explore! • RECORD ALL IN JOURNAL • Periodically analyze samples with microscope, temperautre, pH probes • Periodically mas and volume • Periodically make compost tea and analyze and use as fertilizer
Explain! • Monthly harvest compost and use as fertilizer • Concepts/vocabulary related to law of conservation of mass • Concepts/vocabulary related to flow of energy in an ecosystem and cycling of matter through decay of busy mass • If not discovered by students the teacher can provide ideas connecting the above concepts.
Elaborate! • This is a continuing process combined with regular analysis and review of actual applications • Constantly comparing and contrasting information
Evaluate! • Many formative opportunities: exit tickets, quizzes, discussions, journal checks • Further explorations of student developed questions • Unit test • STAAR
Additional materials on my website: Bin instructions Detailed lesson This presentation FBMG presentation with the short vids http://www.myteacherpages.com/webpages/KFletcher/aug_6_teacher_com.cfm