"You could see a human footprint like this today on any beach or patch of mud. But this footprint -- clearly from the anatomy of a modern human being -- is fossilized in stone estimated to be about 290 million years old." I wonder about that time line
400 Million Year Old Machine Found in Russia. In the remote Kamchatka peninsula (map below), 200 km from Tigil, University of St. Petersburg archaeologists discovered a strange fossil. The authenticity of the find has been certified.
Your students will vote "YES!" when you use these activities celebrating Presidents Day! Over 150 pages of print and go printables and activities! These Presidents Day printables are ideal for morning work, the writing center, stations, independent pract