1. Measure 25 ml of red water and pour it into test tube A. Step 1 Remember 25 is 5 lines above the 20

2. Measure 19 ml of yellow water and pour it into test tube C. Step 2 Remember 19 is one line below the 20

3. Measure 22 ml of blue water and pour it into test tube E. Step 3 Remember 22 is two lines above the 20

4. From test tube C measure 8 ml and pour it into test tube D. Step 4 Remember 8 is two lines below the 10

5. From test tube E measure 14 ml and add it to test tube D. (mix carefully) Step 5 Remember 14 is four lines above the 10

6. Measure 4 ml of blue water and pour it into test tube F. Step 6 Remember 4 is four lines above the 0

7. Measure 9 ml of red water and add it to test tube F. (mix carefully) Step 7 Remember 9 is 0ne line below the 10

8. From test tube A measure 8ml of water and pour it into test tube B Step 8 Remember 8 is two lines below the 10

9. From test tube C measure 3 ml of water and add it to test tube B. (mix carefully) Step 9 Remember 3 is three lines above the 0