Phone: (718) 377-8845 Fax: (718) 252-4075
P.S/I.S. 121 NELSON A. ROCKEFELLER
the blue team takes the lead in
learning about aquarium exhibits,
maintaining tanks and equipment,
and teaching the school community
Students keep logs of maintenance
the blue team must solve problems:
one-third of the water needs to be changed
in each tank every month.
How can the blue team measure one-third of the water?
What Additional information do you need?
Can you think of more than one way solve the problem?
5301 20th Avenue
Brooklyn, NY 11204