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Investigate the diversity of pond microorganisms with this unique dried mixturejust add springwater to bring it to life! The mixture contains a variety of materials and nutrients to support microorganism growth and food chains. Your students can observe bacteria and other single-celled organisms within 24 hours after adding water; larger microinvertebrates will appear within a week. Mix includes bacteria, protozoa, algae, rotifers, ostracods, and others. Comes with teacher's manual and illustrations of some of the more commonly seen organisms. Safely stores for years in dried form without special handling.
If for any reason you are not satisfied with this item, it is eligible for a return, exchange, refund, or credit up to 180 days from date of purchase. Restrictions may apply. Returns & Exchanges Policy.