Observe/use simple machines (lever, pulley, wheel, axle, &amp; inclined plane) found in the school, playground, home, &amp; work environment (wagon, shopping cart, vacuum cleaner, hammer, screwdriver, raising flag, etc.).
(inclined plane; found; L:in the school, playground, home, &amp)
inclined plane
found
L:in the school, playground, home, &amp