The Round Earth And Christopher Colombus
High schoolers engage in a historical review, starting with the existence of the horizon at sea, proceeding to various studies of the Earth's size and shape, and leading to the attempt by Columbus to reach India by sailing westward.
9th - 12th Math 5 Views 10 Downloads
Happy 14th B’ak’tun, the start of the next Great Mayan cycle
The ancient Mayans had a complex calendar and number system with a rich history. In fact, the date 12/21/2012 was the center of much controversy as to whether or not it was the end of time. It wasn't the end of time, but it was the end...
5th - 9th Math CCSS: Designed
Earthquake Education Curriculum
In case of earthquake, go to a safe place before posting on social media. The unit includes 12 lessons, most with hands-on activities or experiments. The first six lessons cover the physical process of earthquakes and volcanoes. Lessons...
6th - 12th Science CCSS: Adaptable