Live Shape Identifier
Tap a shape to reveal how many sides and corners it has, and watch its interior angles add up in real time.
Area & Perimeter Blueprint
Drag the sliders to resize the rectangle like a real architect, and watch the area and perimeter formulas update instantly.
Mission Select
2D Shapes
Sort triangles, quadrilaterals, and polygons by counting sides and corners. Discover what makes a square special.
3D Shapes
Explore cubes, spheres, cones, and cylinders. Learn to spot faces, edges, and vertices in the world around you.
Area & Perimeter
Count unit squares to measure area and add up sides to find perimeter. Master the formulas real builders use.
Symmetry & Angles
Fold shapes along a line of symmetry and learn to spot right, acute, and obtuse angles like a geometry detective.