Here is a flexible magnetic construction kit with everything your kids need to build a ladybug, butterfly, scorpion, and other creatures. The WowWee Magnaflex Critters Set has 34 pieces. It allows users to zip or stack pieces or bend/connect them magnetically.
The flexible magnetic strips available are in red, yellow, and various other colors. The kit lets your kids build 2D or 3D things. The neodymium rare-earth magnets inside the strips ensure a strong connection.