The Volcano Experiment with Remy

Remy builds a volcano for the science fair, and the experiment goes bubbly wrong!

The school science fair was tomorrow, and Remy had a plan: a volcano that really erupted. With Hugo the hedgehog, Remy made a mountain from clay and painted it brown.

Inside the crater went baking soda, a squirt of soap and some pink paint. Then Remy poured in a little vinegar. FIZZ! Bubbles climbed out of the volcano, lava-red and frothy.

β€˜More!’ cried Hugo. Remy poured more vinegar. And more. FIZZ-FIZZ-WHOOSH! A huge wave of pink foam spilled over the table and onto the floor. It reached Hugo’s shoes!

They looked at each other, and burst out laughing. β€˜Too much vinegar!’ said Remy. They mopped up, and Remy wrote in a notebook: β€˜Use only a little. Measure carefully.’

At the fair, Remy did the experiment again, perfectly. The foam rose slowly and spilled gently. Otto the elephant clapped. β€˜Excellent,’ said Otto. β€˜And I love your notes on what went wrong.’

πŸ’‘

The little lesson

Mistakes are part of discovering how things work.

Let’s talk about it

  • What makes a volcano fizz?
  • What would you do differently?

Finish stories to collect Remy as a sticker in your Sticker Book.

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