They learned how to make their own squishy, squashy slime with a fun scientist at the Grand Arcade shopping centre in Wigan.
The youngsters took home their creations to continue the fun.
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IN PICTURES: Children become scientists for the day in Wigan's Slime Lab
Excited children pulled on white coats and goggles as they stepped into the Slime Lab.
By Gaynor Clarke
Published 25th Aug 2022, 15:45 BST