# \#teach

**URL:** https://help.galaxyproject.org/tag/teach/105.md

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## [Teaching school children eDNA bioinformatics (sequence files to Krona chart) in 30 minutes](https://help.galaxyproject.org/t/teaching-school-children-edna-bioinformatics-sequence-files-to-krona-chart-in-30-minutes/18257)

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**Author:** [@Adam\_Hillier](https://help.galaxyproject.org/u/Adam_Hillier)\
**Replies:** 4\
**Last updated:** [August 10, 2026, 6:17pm UTC](https://help.galaxyproject.org/t/teaching-school-children-edna-bioinformatics-sequence-files-to-krona-chart-in-30-minutes/18257 "2026-08-10T18:17:57Z")

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I have prepared an online teach-the-schoolteacher eDNA demo. The teacher is guided to build and run the following eDNA bioinformatics work flow from scratch in 30min. The teacher is then able to teach his/her school stud…

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## [Concurrent user limits and benchmark](https://help.galaxyproject.org/t/concurrent-user-limits-and-benchmark/445)

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**Author:** [@jmgomez85](https://help.galaxyproject.org/u/jmgomez85)\
**Replies:** 4\
**Last updated:** [January 15, 2019, 2:42am UTC](https://help.galaxyproject.org/t/concurrent-user-limits-and-benchmark/445 "2019-01-15T02:42:02Z")

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Hello, I am deploying a new instance of galaxy on my aws account in a m5.xlarge instance. Is there any benchmark available to do an approx sizing of the compute capacity I will need to provide my students with the envi…