I need to create block diagrams (which will simply consist of rectangulars connected to each other with arrows, summing and multiplication circles). Microsoft Office 2013 is installed in my school lab, but Microsoft Visio is not included in it (the lab manager said that they had to pay more for Visio and it is not used much in our department).
Installed Office tools are:
- InfoPath Designer & Filler
I haven't ever used any MS Office tool other than Word and Excel. So, I don't know much about most of the ones listed above. Which of these tools can I use to create block diagrams?
A block diagram which is very similar to what I want to design: