Beyond Earth
Class 6 · Science
4 ideas in Class 6 Science, explained in plain words, with games and quizzes to practise.
Stars and Constellations
Part of: Stars and the night sky
Stars are far-away suns that shine with their own light. People long ago joined bright stars with imaginary lines to form shapes, such as a hunter or a bird, so the stars were easy to recognise. These star groups are called constellations. The Pole Star seems to stay in the north, so it helps us find that direction.
Why it matters. Star patterns were the road signs of the old world, used by sailors and travellers. Knowing this shows children how people used careful observation to solve real problems and why the sky is a shared story for all cultures.
Try it in two minutes
- Sprinkle 8 to 10 dots on paper with a pencil. Ask your child to join some of them into a shape.
- Ask what the shape looks like and what story it could tell. Let a second person draw a different shape from the same dots.
- Ask: if everyone draws a different shape, why would sailors need to agree on names?
Try at home. On the next clear evening, ask your child to find the brightest dot in the sky and describe a pattern near it.
Watching the Night Sky
Part of: Stars and the night sky
Too much artificial light at night is called light pollution. It washes out faint stars, so a city sky shows far fewer stars than a dark village sky. Tall buildings, trees, clouds and a bright Moon also hide stars. Our eyes need about half an hour in the dark to see well.
Why it matters. Children learn that careful conditions and safe planning help scientists observe things. It also shows how everyday choices, like lights left on, affect nature.
Try it in two minutes
- In a dim room, switch on a torch and ask your child to look at a faint glow-in-the-dark object or a small coin on a dark cloth.
- Ask: is it easier to see the faint thing with the torch shining near it or when the torch is off?
- Link this to street lights and faint stars.
Try at home. Plan a family sky-watching evening with a grown-up: choose an open dark place, a clear night and a notebook for drawings.
The Sun and the Planets
Part of: Our Solar System
The Sun is a star, a huge hot ball of gas, and it is the nearest star to us. Eight planets travel around it, and this path around the Sun is called revolution. The four planets nearest to the Sun are small and rocky. The four far away are huge and made mostly of gas and ice.
Why it matters. Understanding the Sun and planets helps children make sense of day, year and weather, and shows why a planet's distance and air affect how hot it is.
Try it in two minutes
- Place a lamp in the middle of the room as the Sun. Ask your child to walk slowly in a circle around it as Earth.
- Ask: what do we call this movement around the Sun? Note that it takes Earth about one year.
- Hold a small ball near the lamp and a big ball farther away. Ask which is closer and which looks bigger.
Try at home. Ask your child to say the eight planets in order from the Sun, using a rhyme or sentence of their own.
Moons, Smaller Objects and Beyond
Part of: Our Solar System
A natural satellite, like our Moon, moves around a planet. Besides planets, the Solar System has rocky, irregular asteroids and icy comets that grow tails near the Sun. The Sun and all its family belong to a huge group of stars called the Milky Way Galaxy, and the Universe holds many more galaxies.
Why it matters. This helps children place Earth in a bigger picture, tell different space objects apart, and see why space is still full of questions to explore.
Try it in two minutes
- Use a ball for a planet and a small coin that circles it as the Moon. Ask: what is the coin called?
- Place a crumpled stone-like paper ball for an asteroid and a ball with a ribbon for a comet.
- Ask: which one has a tail, and why would the tail form when it nears the Sun?
Try at home. Ask your child to draw the Moon, a planet and a comet and label each one.
What your child will practise
- Moons, Smaller Objects and Beyond: Candy Quick Fire (Quick Fire)
- Stars and Constellations: Ocean Quest (Collect the Answer)
- The Sun and the Planets: Space Sort (Sort It Out)
- The Sun and the Planets: Treasure Quest (Collect the Answer)
- Watching the Night Sky: Space Puzzle (Clue Puzzle)
- Quiz: Moons, Smaller Objects and Beyond (8 questions)
- Quiz: Stars and Constellations (8 questions)
- Quiz: The Sun and the Planets (8 questions)
- Quiz: Watching the Night Sky (8 questions)