b'Add-OnsTime LinesThe Black Ribbon Animals And Book For A black canvas cloth wrapped around a solid beechwood spool. Can be usedThe Black Ribbonfor various activities in the classroom such as - creating time lines, evolutionMaterial includes: a set of large, of man, periods in history, calendars, the solar system. By rolling out thehigh-quality plastic animals and black cloth and placing items on it, the children create a visual history of thea book with descriptions of each subject they are studying (animals not included, see Item Number 069551).animal. This item is designed Length of The Black Ribbon: 46 meters. for use with The Black Ribbon Item Number: 069500 (Item Number 069500).$319.95 Item Number: 069551$319.95Evolution Time LineThe time line of life represents the beginning of life on earth from the simplest forms through the appearance of human beings. A great variety and magnificence of life is presented, with each organism a contributor to a vast cosmic scheme. It traces the Palaeozoic, Mesozoic, and the Cainozoic periods, beginning with the kingdom of Trilobites and ending with the human being. The teacher indicates on a time line where vertebrates began, followed by fish and plants, then amphibians, reptiles, birds, and mammals. This time line is the basis for lessons in chemistry, nutrition, categories of animals and plants, care and requirements of different animals, and their interrelationship with an ecological system. Students are introduced to formal scientific language of zoology, botany, and anthropology. Set includes: 2 time lines - 1 with text and pictures, and 1 without (lines only) made of a coated fabric (measuring 57 x 240 cm) and a wooden box with transparent word cards and pictures for use on the time line.Item Number: 069601$519.95Nienhuis Montessori 125'