Put the numbers on the number line and use the number line to order the numbers from smallest to largest:

(the number line starts one the left starting at the number -10 and ends on the right at the number 10)
| - 4 |
|5|
-3
-3^2
√9
2^3

-11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10

-3^2 (9)
-3
√9 (3)
| -4 |
2^3 (8)
|5|

Order from smallest to largest: -3^2, -3, √9, | -4 |, 2^3, |5|