Algebra 21 = Models the concept of addition (as putting together and shifting or sliding) using physical materials and pictorial and algebraic representations, including rational numbers on the number line, angles and line segments and their measures, and rotations of geometric figures.
Many more activities can be downloaded from the DOE Electronic Resouce Board for students with significant cognitive disabilities: www.georgiastandards.org Please register for a password and use these free activities.
These worksheets can be used for practice. You need Boardmaker for these worksheets. Download worksheet_1.bm2 Download worksheet_2.bm2 The sliding together of manipulatives can be anything your students can use
with his or her hands to be actively involved in the activity.
We combined chips or drinks in the cafeteria and took pictures of the students
being actively involved. This can also be used for generalization.
Use the + and = signs to complete an addition problem.