NIAGARA POWER. Robert B. Mansour, 1980. Kit. $44.50. Includes 20 slides, colour, 1 map, 30 air photographs, 30 topographic maps, teacher's guide. Distributed by ETHOS, 2250 Midland Ave., Scarborough, Ont., M1P 3E6. Grades 6 and up Reviewed by the Evaluation Committee of the Board of Education for the City of North York Volume 13 Number 1 1985 January This resource kit includes an interesting combination of materials useful for students interested in site and situation studies. Useful in any Canadian geography course, the program encourages student involvement. The teacher's guide provides background information and some suggested activities. Recommended. From the Evaluation Committee of the Board of Education for the City of North York.