This site has a lot of good information and is just right for Middle School students. Grade 5 students can also use it but would need a little more guidance.
The study of the Torah's [design of the Holy Temple] can be equated to its construction. Go tell them to study the form of the Temple. As a reward for their study and their occupation with it, I will consider it as if they actually built it."
that extend far beyond the ordinary sphere of intellectual activity. Rather, through this study, a person fulfills his obligation to build the Temple
This is a fun tool to use with students that is ad free and educationa-friendly. Create your own chat room and use it as an exit slip, a way to brainstorm or as a backchannel in a class learning activity.