2D shapes are flat shapes. You might see them around you. Can you see a circle or square?
3D shapes are not flat shapes, they are solid shapes like a football or an ice cube. What solid shapes do you see in the world around you?
How do you describe where things are? We use certain words to identify where things are.
Some shapes repeat and create a pattern. Patterns can also be things that continue. Can you spot the patterns in these games?