Table 2.b.

Student Learning Comprehension Results

	Grade 3 (N=60)		Grade 4 (N=41)		Total (N=101)
	N	% Correct	N	% Correct	N	% Correct
Can the sun's UV rays hurt your skin calls without giving you a sunburn? (Yes)	44	73.3	31	75.6	75	74.3
Can a doctor see a problem in our cells without a microscope? (No)	49	81.7	34	82.9	83	82.2
Does your immune system recognize different types of threats to your body? (Yes)	46	76.7	40	97.6	86	85.1

Note. Data do not sum to 100% in all cases due to sporadic missing data, as well as incomplete survey responses by students.