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Biome in a Box - Introducing the WormWatcher, the clear compost learning machine | |
Keywords : organic fertilizer, vermicompost, vermiculture, compost soil, classroom, educational toy, do it yourself, DIYcompost, red wigglers, classoom, composting system, worm tea, compost tea, worm farm, worm display |
Last Update : | 31/July/2011 |
Google PR : | 2 |
Archive : | Check how did the site look in the past? |