Assertion: recess's effect | /r/HasProperty | necessary
Facets:
value: to maintain student interest
type: PURPOSE
Source sentences:
text: Offering game equipment such as jump ropes, frisbees, assorted balls, hula hoops, racquets, and juggling equipment can also increase children’s physical activity levels (Broekhuizen 2014, Verstraete 2006); however, the positive effect of playground equipment can diminish over time and new equipment or rotating equipment may be necessary to maintain student interest (Ickes 2013