NumberNut
Number Nut: Calendar Origins
History and mathematics merge in this lesson that explores the origin of the calendar. Learn how it all got started in this detailed lesson that includes a simple months of the year game and a more challenging time conversion game. Both...
PBS
Pbs Teachers: Secrets of Lost Empires I: Stonehenge
Investigate center of gravity by changing the weight distribution of a suspended object.
Society for Science and the Public
Science News for Students: Building Stonehenge
Stonehenge is a circular monument of stones in Great Britain that researchers and scientists have studied for many years. A recent study has suggested that it was built by livestock herders, not farmers as previously believed. Highlights...
Curated OER
Image Showing Stonehenge, Built Between 3,000 1,800 Bc
A short history of the Bronze Age in Britain reviews the major accomplishments of the people of Britain from around 2000 B.C. to about 650 B.C.
Curated OER
Clip Art by Phillip Martin: Stonehenge
A clipart illustration by Phillip Martin titled "Stonehenge."