Construction Toy Modular Construction Toys for Cool Kids Frosk is a modular construction toy which improves your kids’ motor skills, creativity, and ability to plan a task and work as a team. Frosk comes as a compact cube, but it transforms into huge constructions of all shapes. Formika helped Frosk with design, engineering, materials, sourcing, and visual identity. Frosk will launch soon – keep an eye on www.frosk.dk.