Summary
In “The Treasure Of Hexagon Island!,” the Numberblocks explore flat shapes and the sides and corners that make them. A full episode (20:00) from the BAFTA-winning maths series — quick to drop into a maths warm-up or centre.
Viewer safety
All ages
Common Sense Media — not yet ratedIMDb Parents Guide — not yet rated
Our rating is a quick teacher-to-teacher guide — preview before showing.
Teaching resources
Discussion questions
Discussion
“The Treasure Of Hexagon Island!” helps children explore flat shapes and the sides and corners that make them.
- What flat shapes showed up in this episode?
- How can you tell shapes apart by their sides and corners?
- Can you find one of these shapes in the room?
Quick work-a-long
Vocabulary: shape, side, corner, square, rectangle, triangle.
Try it: Draw a square, a triangle, and a rectangle, and label the sides and corners.

