Does it Look the Same?
Class 5 · Mathematics
4 ideas in Class 5 Mathematics, explained in plain words, with games and quizzes to practise.
Mirror halves of a shape
Part of: Mirror halves and mirror games
A shape has mirror halves when you can fold it along a line and one half lands exactly on the other. A heart cut down the middle is a good example. A rectangle cut along its corner-to-corner line is not, because the halves do not land on each other.
Why it matters. Noticing balance and matching is the start of understanding symmetry, which appears in art, patterns, letters and nature. Without it, children guess instead of checking.
Try it in two minutes
- Cut a heart, a leaf and a rectangle out of paper.
- Ask your child to guess a fold line for each shape, then fold to check.
- Ask: did one half cover the other fully? If not, try another line.
- Try a square and find as many fold lines as possible.
Try at home. Hunt for five things at home that can be folded into two matching halves, such as a leaf, a plate or a napkin.
Placing a mirror on a line
Part of: Mirror halves and mirror games
When a mirror stands on a line of a picture, the part behind the mirror is hidden and you see the front part plus its reflection. If the line splits the picture into mirror halves, the mirror makes the full picture appear again.
Why it matters. It builds the habit of predicting what a reflection will look like and links symmetry to the real world.
Try it in two minutes
- Draw half a butterfly beside a straight line on paper.
- Stand a small mirror on the line and look into it.
- Ask: what do you see? Which part is hidden behind the mirror?
- Draw a different half picture and predict the result before you look.
Try at home. Write your name in capital letters and find which letters look complete when a mirror stands on a line through them.
Shapes after a half turn
Part of: Turning shapes
A half turn means turning a shape right around so it faces the opposite way, like turning a book upside down. Some shapes, such as the digit 8 or the letter N, look exactly the same afterwards.
Why it matters. It trains children to picture how things move and to check by reasoning instead of guessing. It also prepares them for rotation in geometry.
Try it in two minutes
- Write the letters N, S, M and Z on a card, one per card.
- Ask your child to guess which will look the same after turning the card upside down.
- Turn each card by a half turn and check the guesses.
- Try digits next. Find which stay the same and which change into other digits.
Try at home. Make a list of three-letter words that read the same after a half turn.
Quarter turns and one-sixth turns
Part of: Turning shapes
A full turn brings a shape back to where it began. A quarter turn is one of four equal parts of it, and a one-sixth turn is one of six equal parts. A fan with four identical blades looks the same after a quarter turn.
Why it matters. It helps children link fractions with turning and see the same pattern repeated around a centre.
Try it in two minutes
- Cut a paper fan with four identical blades and pin it at the centre.
- Turn it one quarter and ask if it looks the same.
- Colour one blade and turn again. Ask what changed.
- Make a fan with six blades and test one-sixth and one-third turns.
Try at home. Look for objects around the house that look the same after a quarter turn, such as a ceiling fan or a clock face.
What your child will practise
- Mirror halves of a shape: Ocean Quest (Collect the Answer)
- Placing a mirror on a line: Jungle Quick Fire (Quick Fire)
- Placing a mirror on a line: Number Quest (Collect the Answer)
- Quarter turns and one-sixth turns: Space Puzzle (Clue Puzzle)
- Shapes after a half turn: Desert Quick Fire (Quick Fire)
- Quiz: Mirror halves of a shape (8 questions)
- Quiz: Placing a mirror on a line (8 questions)
- Quiz: Quarter turns and one-sixth turns (8 questions)
- Quiz: Shapes after a half turn (8 questions)