Would appreciate if anybody could recommend a company that offers science animation at a childrens 6th birthday party for my son?

I’ve found a few organizations that host at their venue. we already have the venue but are just looking for someone to present a few science experiment. 

im open to students, teachers, teachers aides or anyone else passionate about science and willingto present in French to group of school aged childeem. Duration would be 45 minutes maximum

Any tips would be much appreciated. Thank You!