4M Kidz Labs Cartesian Diver

Warning: Not suitable for children under 36 months
Great Gizmos offer a very large range of inspirational, inspiring, creative, imaginative, fun and educational toys. The Cartesian Diver is new this year to Great Gizmos. Educational and fun toy. Watch your own Cartesian Diver rise and sink inside a water bottle. Compete with your family and friends to see who can control the diver best. It is a fun experiment that you would never get tired of watching. Have fun with this cool science gadget. Ideal for gifts, party bags. Will keep the kids happy for hours whether indoors and outdoors. Neatly packaged, ideal for stockings too.