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Science (EVS K-5) · Class 1

Active learning ideas

The Sun: Our Star

Active learning works best here because young children build concepts through their senses. When they feel heat, see shadows move, and touch plants, the Sun’s role becomes clear in ways that words alone cannot match. Movement and observation turn abstract ideas into lived experiences, which is essential for Class 1 minds.

CBSE Learning OutcomesCBSE: The Universe - Sun, Moon and Stars - Class 1
20–40 minPairs → Whole Class4 activities

Activity 01

Role Play30 min · Small Groups

Outdoor Shadow Track: Stick Shadows

Place a stick upright in the school ground and mark its shadow tip every 15 minutes with chalk. Students note how shadows change length and direction. Groups discuss why this happens and draw their observations in notebooks.

Explain why the sun is important for plants and animals.

Facilitation TipDuring Outdoor Shadow Track, place a stick at the same spot each time and mark shadows with chalk to show change.

What to look forShow students pictures of different scenarios: a plant growing, a person feeling cold, a shadow on the ground, a solar panel. Ask them to point to the picture that shows the Sun's effect and explain why.

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Activity 02

Role Play20 min · Pairs

Sun vs Shade Feel: Hand Warmth Test

Students hold one hand in direct sunlight and the other in shade for two minutes, then compare sensations. Use a simple thermometer to measure differences if available. Pairs share findings and predict daily temperature patterns.

Analyze how the sun provides us with light and warmth.

Facilitation TipFor Sun vs Shade Feel, have students stand barefoot on tiles in sun and shade to feel the difference instantly.

What to look forAsk students: 'Imagine you woke up tomorrow and the Sun was gone. What are two things that would be different about our world?' Listen for responses related to darkness, cold, and lack of plant growth.

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Activity 03

Role Play25 min · Whole Class

No Sun World: Role-Play Prediction

Guide the class to imagine Earth without the Sun; act out cold darkness with huddled groups and no plant growth. Students draw 'before and after' pictures. Conclude with a whole-class share on why the Sun matters.

Predict what would happen to Earth if the sun disappeared.

Facilitation TipIn No Sun World, provide props like blankets and dark scarves so students can act out the effects of missing sunlight.

What to look forGive each student a drawing of the Sun. Ask them to draw one thing the Sun helps to do on Earth and write one word describing how the Sun makes us feel.

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Activity 04

Role Play40 min · Pairs

Plant Sun Need: Potted Seed Watch

Provide pots with moist soil and seeds; place one in sunlight and one in a dark box for a week. Students water daily and record sprout growth. Compare results to explain sunlight's role.

Explain why the sun is important for plants and animals.

Facilitation TipDuring Plant Sun Need, give each child a clear pot to watch roots and soil warm in sunlight over days.

What to look forShow students pictures of different scenarios: a plant growing, a person feeling cold, a shadow on the ground, a solar panel. Ask them to point to the picture that shows the Sun's effect and explain why.

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Templates

Templates that pair with these Science (EVS K-5) activities

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A few notes on teaching this unit

Use short, playful lessons that match children’s daily rhythms. Avoid long explanations; instead, let them touch, move, and talk. Research shows that young learners grasp big ideas through repeated, varied experiences rather than formal definitions. Keep language simple and link new ideas to familiar routines like breakfast in sunlight or evening shadows.

By the end of these activities, students should confidently link the Sun to warmth, light, and life. They will describe shadows as moving patterns and explain why plants and animals depend on sunlight. Clear talk, drawings, and simple comparisons show their understanding.


Watch Out for These Misconceptions

  • During Outdoor Shadow Track, watch for children describing the Sun as small or ball-like.

    Use the stick and chalk to measure the Sun’s size indirectly by comparing the length of the shadow to the stick, then show a basketball and marble to demonstrate scale.

  • During Outdoor Shadow Track, watch for students saying the Sun hides at night.

    After the activity, use a globe and torch to act out Earth’s rotation while children hold their shadows, making the link between movement and day-night visible.

  • During Sun vs Shade Feel, watch for children thinking the Sun only provides light.

    Ask students to feel the warmth difference between sun and shade spots, then ask which place feels like night to guide them to connect heat with sunlight.


Methods used in this brief