The tests in succeeding years became progressively easier. From 1996 to 1998, there were no selections above grade 4 level in difficulty. The fact that two selections were informational and two expository in structure might at first blush suggest that the 1998 test could have been higher in overall difficulty level than the two previous years. But these informational selections were both at grade level 3, and the expository selections were at grade levels 3 and 4 and thus very easy reading for the end of grade 4. It may be very tiny or longer than a football field.
Some seaweed looks like long ribbons.
Other seaweed is branched or feathery. After the adult penguins shed their old feathers and grow new ones, they go back to the sea. Penguins are more suited to life in the ocean than on land. They sleep in the ocean and even drink the ocean water. The number of words students read in 1998 was much lower than in previous years, even though the number of selections students read in 1998 was the same on the 1996 and 1997 tests.