OVER 100 EXCITING EXPERIMENTS - The 100+ science experiments in this kit let kids explore the wonders of hands-on chemistry experiments. They'll launch a rocket, build and erupt, create fizzy ...

Perchlorate serves a crucial role in rocket science. It’s a powerful oxidizer ... “It should never be used in food packaging, let alone for kids’ products,” says Faber.

exhibited a water rocket she made with her team at the fair. Chiu Cheung-ki, director of the Direct Subsidy Scheme Schools Council, explained why Stem education and fairs like this one matters.