Storybooks about potties, underpants featuring superheroes, rewards for doing a wee: toilet training is a rite of passage for any child. But with the average age of toilet training steadily creeping upwards, scientists are now hoping to crack the question of which methods are most effective.
A team at University College London is inviting people from across the world to share their experiences and techniques as part of the Big Toilet Project. The ultimate aim is to uncover evidence that could help parents toilet train children earlier and reduce the massive contribution that disposable nappies make to landfill waste.
