The entire range of overlays are now available as scaled down versions suitable to hand out to pupils or for use on an overhead projector. Both dry wipe and water soluble OHP pens are compatible with them. They can be purchased individually, as a full range of sixteen different designs or as a pupil pack of thirty. You can also choose any preferred ten, which could be ten of one design or ten different designs. Clear OHP's are available to allow teachers to prepare their own overhead designs using a permanent marker pen. Full Range of 16 Includes: Clocks - OHP 41 Shapes - OHP 40 Clear - OHP 35 Alphabet & Lines - OHP 65 Lines-OHP 67 Counting Lines - OHP 66 Function Factory - OHP 68 Calendar - OHP 69 Grid Square - OHP 39 Graph Square - OHP 73 Multi Square - OHP 75 100 Square - OHP 38 99 Square - OHP 74 Purse & Money - OHP 159 Dots - OHP 160 Dots Plus - OHP 161