AMO Grade 4 · 10. Shapes and space
Angles, turns and clocks, counting triangles and squares, shortest walks on a grid, and solids made of cubes: volume, surface, painted and hidden cubes.
Work with degrees: turns, compass directions, clock hands and the angles of equilateral triangles.
Count triangles and squares in a figure without missing or repeating any.
Find the fewest grid steps between two points, also across zero.
Count cubes, surface area, painted and surrounded cubes in solids.