CK-12 Foundation
Ck 12: Elem Math: Identifying Am and Pm for Common Tasks
[Free Registration/Login may be required to access all resource tools.] The video describes how to write time in digits from words and include am or pm depending on the description. The video is followed by a series of practice questions...
Other
Ed Informatics: Sample Elementary School Mathematics Test: Grades 3 and 4
Twenty-five multiple-choice questions over third and fourth-grade mathematics concepts. After students hit submit, they receive automatic feedback of their results.
Ministerio de Educación (Spain)
Ministerio De Educacion: Conecto Con Las Mates
These are five interactive units for Elementary math. Each unit is structured in four parts: explanation, activities, dictionary and assessment.
SEDL
Sedl: Five Senses
Elementary students will gain great insight into the workings of our five senses through this collection of detailed, integrated lesson plans for grades K-3. Each lesson contains a list of needed materials, hands-on explorations...