3 Review(s)

size A4, By Using an electronic circuits with 10 or more lights(LED's)in running effect as the function perform to show the teaching aid by pressing a key.for school project , 9v battery is requiredBest suited for those who wish to submit as biology working model in School/College.Easy to understand working model with study report in printed form.It is a very good application for making Science Model / Projects; it’s simply 'WOW' Projects in the front of allHandmade projects looks like it is made by student itself