9th - 13th February 2026 Exciting hands-on experiments will bring the science of winter to life through a full and active prog ramme designed to keep children engaged, curious, and learning. Children will grow shimmering crystals, make their own snow globes, watch insta-snow erupt in icy bursts, create an electronic light-up Northern Lights artwork, and enjoy the irresistibly frosty fun of snow slime. Winter break becomes even more magical when shared with friends. Children will spend a...

Open Lab Theme: SubZero Science! We're thrilled to invite young scientists aged 5–11 to a special Open Lab  at SIS Rotkreuz! This one-off...

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