CK-12 Foundation
Points that Partition Line Segments: Cutting a Log
Teach ratios of line segments using an interactive approach. Scholars examine a line segment in the shape of a log and use their knowledge of ratios to divide it into various partitions. As an introductory lesson, the segment has a...
CK-12 Foundation
Seafloor: Sonar Boats
An interactive that teaches about sonar sure sounds like fun! Junior oceanographers study the uses of sonar, past and present, in an engaging interactive. The content demonstrates how sonar works, why sound waves are a great tool...
CK-12 Foundation
Equivalent Fractions
An interactive made up of five questions tests scholars' knowledge of equivalent fractions. Two fraction circles with moveable parts assist mathematicians in finding solutions. Questions are multiple-choice with one discussion.
CK-12 Foundation
Fields in the Life Sciences
Many fields of study require a specialty and a sub-specialty as you progress through your education. Scholars learn about six sub-specialties of life science. From botany to zoology, our knowledge of the world of living organisms expands...
CK-12 Foundation
Continuous Interest
Continue teaching your financial scholars about interest. A slider interactive has users investigate the growth of an account earning continuous interest. A set of challenge questions has them solve problems given a variety of situations.
CK-12 Foundation
Coriolis Effect: Flying... South?
It turns out there's a lot more to heading south for the winter for migratory birds! Study the Coriolis Effect with a fun, hands-on teaching tool. Pupils take to the skies as a small red bird bound for the tropics from his frosty home at...