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Remote Ready Biology Learning Activities has 50 remote-ready activities, which work for either your classroom or remote teaching.
Using sockosomes to assess understanding of mitosis and meiosis
A lively discussion group among Philadelphia high school biology teachers (http://groups.google.com/group/biology-pd/topics) has lots of helpful suggestions, including using sockosomes to have students make a stop-animation movie to demonstrate their understanding of mitosis and meiosis.