Ms. O gets kicked out of her office due to odd infestations. To fix the issues, they need a cube, a rectangular prism and a triangular prism. They have a bunch of cubes, but none of the others. Can they make the remaining 3-D shapes out of cubes? Is that even possible?Curriculum: Combining 3-D shapes Ms. O needs the agents’ help to track down her old partner, O’Donahue who has left clues for them to follow. Each clue is a numerical problem using multiplication, but if there are two numbers, there might be two ways to read the problem. Can they solve the answer and find the silence-ray before it’s too late? Curriculum: Grouping; Multiplication

Originally released by PBS, 2016. Streaming video file encoded with permission for digital streaming by Infobase on March 15, 2022.