The current study aimed at analyzing the degree of involvement of the educational content and activities in Action Pack 5, which is used to teach the English language for Jordanian students in grade five. To gather the data, the researcher used Romey’s formula. To achieve the study purposes, 25% of Action Pack textbook pages were chosen randomly to find out the level of involvement of the educational content. Also, all the activities, totaling (122) activities were chosen from the analyzed textbook to find out the level of involvement in these activities. Results showed that the degree of involvement of the educational content of Action Pack 5 was (0.19), which means that the analyzed textbook was autocratic and had few challenges that evoke students' thoughts. It also shows that the degree of involvement of the analyzed activities was (0.87), which means that the analyzed textbook makes students in grade five more involved and active during their learning English.