Pretty Rocks

While hiking in the park the other day, we encountered some Sharon conglomerate. In our area, almost all of the rock is sedimentary shale and sandstone. Conglomerate is pretty rare. It’s composed of bits of quartz bound together by sandstone. It looks a lot like old weathered concrete, with chunks of aggregate rock integrated with a cement. It’s all one rock, but you can see … Continue reading Pretty Rocks

In Pursuit of Tech Standards

The Ohio Department of Education is soliciting feedback through December 31 on their new Technology Learning Standards. [Update (1/12/16): many of the links are now broken, but the new standards are here.] This is frustrating. And, largely, meaningless. The new standards are a revision of the 2003 Academic Content Standards for Technology (another link here, since the ODE one is going to break soon). The 2003 standards … Continue reading In Pursuit of Tech Standards