2D Space

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#### Level contents

- * Assessment for the whole of Level 3
- ** Assessment test answers
- *** Assessment test records
- 3:01 2D shapes
- Attributes of 2D shapes - sides, corners, parallel lines, regular, irregular.
- 3:01E Fractions of regular 2D shapes
- Extension page. Fractions of regular 2D shapes. Lines of symmetry, recording fractions.
- 3:02 The pentagon
- Describing, manipulating and making pentagons. Attributes (sides, corners, vertices, angles). Recognising and tracing, reflecting (flip), translating (slide) and rotating (turn), making a pattern. Using a straw to make a model of a pentagon.
- 3:02E 2D shapes
- Extension page. Attributes of 2D shapes - sides, symmetry, regular. Using a grid to draw.
- 3:02PT Progress test
- Test of 2D Space
- 3:03 Comparing angles
- Ordering angles found in 2D shapes, the real world. Make a movable angle.
- 3:03E Comparing angles
- Extension page. Finding and comparing angles in 2D shapes and 3D objects. Making smaller angles.
- 3:04 The right angle
- Finding right angles in 2D and 3D space. Finding angles smaller or larger than right angles.
- 3:04C Angles
- Use clock hands to identify angles and order from smallest to largest. Identify right angles. Investigate angles made by folding paper. Use rhombus shaped pattern blocks to measure angles.
- 3:05 Perpendicular lines and right angles
- Identify and mark the perpendicular lines in pictures of everyday objects and compass marks. Use a square corner to test for perpendicular lines. Identify shapes that have right angles and/ or parallel lines.
- 3:05C Perpendicular lines and right angles
- Identify and mark each example of perpendicular lines. Trace two pairs of perpendicular lines in the photograph. Make a right angle tester. Test and mark the shapes.
- 3:06 The octagon
- Learn the properties of an octagon. Identify octagons/ eight sided shapes. Trace pairs of parallel lines and draw lines of symmetry on a regular octagon. Complete the patterns of octagons. Draw an octagon inside the circle. Match shapes with labels for 'Reflection/ flip', 'Translation/ slide' and 'Rotation/ turn'.
- 3:06PT Progress test
- Test of 2D Space
- 3:07 The parallelogram
- Learn the properties of a parallelogram. Tick and trace the parallelograms. Draw an axis of symmetry on the picture. Draw parallelograms or use a computer to show how they tessellate. Bend and cut a straw to make a parallelogram. Thread with string or pipe cleaners to create different parallelograms. Draw a parallelogram that has four right angles and name it.
- 3:08 Lines of symmetry
- Draw and record multiple lines of symmetry on shapes. Find the centre where possible. Investigate axes of symmetry of circles and ovals.
- 3:08E Lines of symmetry
- Extension page. Draw lines of symmetry on shapes. Complete shapes on or off a grid. Copy symmetrical designs from your environment on the grid.
- 3:08PT Progress test
- Test of 2D Space
- 3:09 Rigidity of frames
- Thread straw onto string to investigate the rigidity of shapes. Find and discuss triangles in photographs.
- 3:10 Holiday shapes
- Colour shapes according to number of sides. Identify the right angle. Identify shapes that have perpendicular sides. Complete the pattern and identify the shapes to be coloured as instructed.
- 3:11 Flip, slide and turn
- Recognising flip, slide and turn in objects and shapes. Recognising tessellations.
- 3:11E Tessellations
- Extension page. Defining and recognising tessellations. Creating more complex tessellations. Practical activity.
- 3:11PT Progress test
- Test of 2D Space
- 3:AC New Maths Builder Texts
- Placeholder
- 3:ACC Year 3 Cover, Maths Builder e-Text
- Placeholder
- 3:MG00C Contents: Year 3 Maths Builder text
- Contents
- 3:MG00D Answers: 3:MG01-3:MG09
- The answers to the Year 3 Maths Builder text 3:MG01-3:MG09
- 3:MG00E Answers: 3:MG09C-3:MG33
- The answers to the Year 3 Maths Builder text 3:MG09C-3:MG33
- 3:MG00F Answers: 3:MG34-3:MG60
- The answers to the Year 3 Maths Builder text 3:MG34-3:MG60
- 3:MG07 2D shapes
- Attributes of 2D shapes - sides, corners, parallel lines, regular, irregular.
- 3:MG08 The pentagon
- Describing, manipulating and making pentagons. Attributes (sides, corners, vertices, angles). Recognising and tracing, reflecting (flip), translating (slide) and rotating (turn), making a pattern. Using a straw to make a model of a pentagon.
- 3:MG08C 2D shapes
- 2D shapes and their axes of symmetry are considered.
- 3:MG20 Comparing angles
- Ordering angles found in 2D shapes, the real world. Make a movable angle.
- 3:MG20C Comparing angles
- Finding and comparing angles in 2D shapes and 3D objects. Making smaller angles.
- 3:MG20S Angles
- Comparing angles found in 2D shapes, the real world.
- 3:MG21 The right angle
- Finding right angles in 2D and 3D space. Finding angles smaller or larger than right angles.
- 3:MG21C Angles
- Use clock hands to identify angles and order from smallest to largest. Identify right angles. Investigate angles made by folding paper. Use rhombus shaped pattern blocks to measure angles.
- 3:MG21S Angles - arms and vertices
- The arms and vertices of angles.
- 3:MG22 Perpendicular lines and right angles
- Identify and mark the perpendicular lines in pictures of everyday objects and compass marks. Use a square corner to test for perpendicular lines. Identify shapes that have right angles and/ or parallel lines.
- 3:MG22C Perpendicular lines
- Identify and mark each example of perpendicular lines. Trace two pairs of perpendicular lines in the photograph. Make a right angle tester. Test and mark the shapes.
- 3:MG28 The octagon
- Learn the properties of an octagon. Identify octagons/ eight sided shapes. Trace pairs of parallel lines and draw lines of symmetry on a regular octagon. Complete the patterns of octagons. Draw an octagon inside the circle. Match shapes with labels for 'Reflection/ flip', 'Translation/ slide' and 'Rotation/ turn'.
- 3:MG28C Using shapes
- Colour shapes according to number of sides. Identify the right angle. Identify shapes that have perpendicular sides. Complete the pattern and identify the shapes to be coloured as instructed.
- 3:MG29 The parallelogram
- Learn the properties of a parallelogram. Tick and trace the parallelograms. Draw an axis of symmetry on the picture. Draw parallelograms or use a computer to show how they tessellate. Bend and cut a straw to make a parallelogram. Thread with string or pipe cleaners to create different parallelograms. Draw a parallelogram that has four right angles and name it.
- 3:MG30 The kite
- Learn the properties of a kite. Tick and trace the kites. Draw parallelograms or use a computer to show how they tessellate. Bend and cut a straw to make a kite. Thread with string or pipe cleaners to create different kites. Draw a kite.
- 3:MG43 Lines of symmetry
- Draw and record multiple lines of symmetry on shapes. Find the centre where possible. Investigate axes of symmetry of circles and ovals.
- 3:MG43C Lines of symmetry
- Draw lines of symmetry on shapes. Complete shapes on or off a grid. Copy symmetrical designs from your environment on the grid.
- 3:MG44 Rigidity of frames
- Thread straw onto string to investigate the rigidity of shapes. Find and discuss triangles in photographs.
- 3:MG59 Angles and turns
- Identify quarter, half and three-quarter turns on clocks, introduce clockwise and anticlockwise.
- 3:MG59C Angles
- Ordering angles in terms of angle size, regular shapes.