- Skills covered are correlated to NCTM standards at the 3rd-grade level- Subject matter is correlated to social studies and science topics taught nationwide at the 3rd-grade level for effective interdisciplinary approach- Many activities include a "Fun Facts" section that imparts additional information about math, social studies, or science topics- Builds on 3rd-grade math vocabulary and concepts- Carefully selected images are appropriate for reading level- Contains a variety of photographs paired with activities for a "real world" approach