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Anatomical models for scientific, instructional, and educational purposes; creped wood pulp paper filter that is acid and alkali resistant for laboratory and industrial purposes; educational kits sold as a unit in the field of Physics, Chemistry, Biology, Forensics, water testing consisting primarily of educational books, flash cards and worksheets, and also including an educational DVD; filter paper; globes; maps; packaged kits comprising printed instructional, educational, and teaching materials for educational activities in the field of Physics, Chemistry, Biology, Forensics, water testing; printed instructional, educational, and teaching materials in the field of Physics, Chemistry, Biology, Forensics, water testing