From their press release:
"The Molecularium™ family of products and educational tools brings the
nanoscale cartooniverse to life in any situation. On our Website, zoom
into the molecular level, build molecules, and transform states of
matter in the Nanolab of our interactive Kid’s Site. The experiments,
activities and songs included in our Teacher's Resource Guide (available in
the Parent/Teacher section) are free and fun for your home, classroom
Xavier has played the Nanolab game and pronounced it "really fun!"