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Lund University Libraries: Directory of Open Access Journals
Open access journals are offered in all scholarly and scientific disciplines such as Biology and Life Sciences, History and Archaeology, and Physics and Astronomy. Site offers a search for new titles as well as archived journals....
National Council of Teachers of Mathematics
Nctm: Figure This: A Shard or Two
Archaeologists have just uncovered an ancient plate. They need your help to determine the original size of the plate. Try this challenge where you use concepts of symmetry and estimation to uncover the solution. An activity from the NCTM...
National Council of Teachers of Mathematics
Nctm: Figure This: What's Missing?
Can you find the missing pattern in the "sona?" Explore missing patterns and growing patterns in this NCTM Math Challenges for Families activity. Discover how archaeologist and anthropologist use these mathematical patterns to learn...