Current Problems of the Week


Goldfish Galore - July 25

fishDivide goldfish evenly between two friends.


Hiking Mount Hood - July 18

Choose the graph that best represents a mountain hike.

Latest Solution: The Length of Larry's Rectangle
Preview: Count Your Change

Math Fundamentals

Grampa Joe's Great Grandpets - July 18

fish Help Grampa Joe figure out which grandpet belongs to each grandchild.

Latest Solution: Pizza Dough
Preview: Cat Walk


So Many Similar Triangles! - July 25

rods of random length

Make pairs of similar triangles using the given supplies.

Latest Solution: Square in a Right Triangle


Ducky Promenade - July 25

ducks Can you find the weight of a duckling and two ducks after reading the poem?

Latest Solution: Anh's Code

Trig & Calculus

Another Problematic Pizza - July 18

pizza pie

Can you find the area of this uniquely sliced piece of pizza?

Latest Solution: A Problematic Pizza
Preview: Time to Make the Doughnuts

© 2016 NCTM. All Rights Reserved.