Bone marrow. The inside of your bones are filled with a soft tissue called marrow. There are two types of bone marrow: red and yellow. Red bone marrow is where all new red blood cells, white blood cells, and platelets are made.
Mine is 8m x 7m (3m is 10 feet, so around 27 x 23 feet). This is normal for an Australian classroom, although there's a fair bit of variation.
Tips for Arranging the Classroom. 1. Have extra supplies available at a location in the classroom where students who have. forgotten supplies will be able to go without disrupting other students (i.e. a cup of. pencils at the center of each table or the back of the classroom).