09 ' Mathematics puzzles ' at primary level help in 1. identifying brilliant students of the class 2. providing fun to students 3. testing problem-solving skills 4. promoting problem-solving skills

11 Which one of the following should be the most important feature of Mathematics textbooks at the primary level? 1. concepts should be linked to higher classes 2. concepts should be presented from complex to simple 3. concepts should be presented in a strictly hierarchical manner 4. concepts should be presented from concrete to abstract

13 At the end of the period, home work is given to the students to 1. utilize students leisure time 2. keep student busy 3. apply the gained knowledge 4. all of the above