Educational screen & audio-visual guide (c1956-1971])

Anyone can add sound-to-slides as easily as using a pencil because that's all there is to it with the all new MARK-Q-MATIC Tape-ToSlide Synchronizer • The MQM is one unit that operates with all reel-to-reel and most endless-loop tape recorders and all remote control slide or film-strip projectors • No time consuming modifications necessary • No tools because there's no installation • No rewiring because it operates externally • Sets up In minutes for hours of automatic operation • Cues the tape with a pencil ... no slitting ... no splicing ... no beeps ... no laminating • Safe to use with any tape, even pre-recorded tape-does not affect recording • Cue points are visible-use numbers, letters, etc. • Moreover, cue point erases and can easily be edited without damage to tape • Long trouble-free life no vacuum tubes to burn out • Its so new ... so useful ... its patented • MARK-QMATIC with Connector Kit Only $49.95 • For Information write Dept. E5 General Techniques, Inc. 1270 Broadway, New York 1, N. Y. general techniques dealing with manners could well be made the basis for a more carcfij scrutiny of one's habits and social conduct. Science Adventures (4 strips, color; produced by Filmstrip House, 432 Park Avenue South, New York 16, N.Y.; $20 per set, $5 single strips). In this set our attention is focused on Magnetism And Electricity. In use of the material the student is ]irovided with diagrammatic illustrations showing how magnetism as a force operates in many situations, from causing the compass needle to point to the magnetic pole to enabling a magnetic crane to lift tons of iron or steel. We also see how magnetism is related to electricity and how the latter is used in generators to produce electric current. Included in the study of both is consideration of how electricity works for us in the home, the field of scientific research and in industry today. The facts given are basic to understanding both forces and the explanations are clear and easily comprehended. The nature of electricity and chemical energy are well shown. In every instance we are given practical application of the principles involved Westivard Migration Series, Group (4 strips, color, and two, record: 331/3 rpm; produced by Society fo: Visual Education, 1.345 Diversei Parkway, Chicago 14, 111.; $27 per set ■$9 for one unit and record, $15 fo other unit and record). "Into thi Southwest" and "The Oregon Coun try" give us an account of the travel of Lt. Zebulon Pike and others of th' group which pioneered across th Santa Fe Trail and into Texas and o> to the western coast. We also follo\ the trail of Capt. Gray, Dr. Marcu Whitman and Col. John Fremont they crossed into the great northwef territory. The other unit of this grou gives us "The Gold Rush" and "Thre Routes to Eldorado" (the 1849 gol rush to California). In this series we get .something < the spirit behind these great pioneC' ing movements and feel a bit of th enthusiasm which stirred the men wY laid out the trails which later becani so famous. Details of historic an geographic information are presenta in an interesting way; visualizatioit give a good picture of land featurt and historic sites. The material social history set in a geographic at' environmental frame. The narratio add to the interest value and help recreate the story under study. 238 Educational Screen and Audiovisu.al Guide — May, 19*