Thames & Kosmos
A science-education and games publisher specializing in hands-on STEM kits, craft kits, and board games.
Last updated August 31, 2026
Overview
Thames & Kosmos is an educational toy and publishing company headquartered in Providence, Rhode Island. Its catalog combines science experiment kits, engineering and craft activities, and board games intended for children, families, students, and hobbyists. The brand is particularly associated with products that pair physical components with substantial explanatory material, allowing users to learn through guided experimentation rather than through play alone. The company operates as the exclusive North American subsidiary of the German publishing house Franckh-Kosmos Verlags-GmbH & Co. KG, commonly known as Kosmos. Kosmos traces its origins to 1822 and has a long publishing tradition in science, nature, education, and games. Thames & Kosmos was founded in 2001 to adapt and distribute Kosmos products for English-speaking markets, initially concentrating on North America. Its work has included translating and rewriting product instructions, adapting educational content for local audiences, and managing distribution. The science-kit portfolio covers subjects including chemistry, biology, physics, astronomy, alternative energy, and practical engineering. Products are generally designed around experiments or construction projects and are accompanied by explanatory reading intended to connect the activity with real-world scientific concepts. This approach gives the brand a positioning between conventional toys, informal education, and home learning. Its products have been recognized by organizations and publications including Parents’ Choice, Dr. Toy, Oppenheim Toy Portfolio, and The Wall Street Journal. Thames & Kosmos began developing its own science kits in 2005 rather than relying solely on translated Kosmos products. It has also published kits under licensed identities, including National Geographic and The Dangerous Book for Boys. Notable science products include CHEM C3000, Physics Workshop, and V8 Race Car, which represent the company’s chemistry, physical-science, and engineering-oriented lines. The business expanded its distribution to the United Kingdom in 2012. In 2013, Kosmos completed a major investment in Thames & Kosmos and became its official parent company. Thames & Kosmos UK LP was established in 2015 as a subsidiary of Kosmos International GmbH. That same year, the company began publishing and distributing Kosmos board games in the United States and other English-speaking markets. Its games catalog includes family and strategy titles such as Lost Cities and Ubongo, along with later internationally recognized series including EXIT: The Game and The Crew. My City broadened the range with a family-oriented legacy-style game. Although the company is widely known for science kits, the board-game publishing business has become an important part of its English-language offering. Overall, Thames & Kosmos presents itself as a bridge between Kosmos’s German product and publishing heritage and consumers, schools, specialty retailers, and game players in English-speaking markets.
History
Thames & Kosmos was founded in 2001 in the United States as the English-language North American subsidiary of the German publishing house Franckh-Kosmos Verlags-GmbH & Co. KG, generally known as Kosmos. Kosmos had been established in 1822 and developed a publishing and product tradition centered on science, nature, education, and games. Thames & Kosmos brought this body of work to North American consumers by translating, rewriting, and distributing Kosmos science kits for an English-speaking audience. The company’s core proposition was to make scientific concepts accessible through structured, hands-on activities. Its kits addressed areas such as biology, chemistry, physics, astronomy, alternative energy, and engineering. Rather than presenting only a collection of components, the products typically combined apparatus and materials with explanatory reading and instructions. This format connected practical experimentation with broader scientific ideas and real-world issues, giving the brand a clear STEM-education identity. In 2005, Thames & Kosmos began designing its own science kits. This marked an expansion from localization and distribution into original product development. The resulting portfolio included products such as CHEM C3000, Physics Workshop, and V8 Race Car. The company also released products through licensing arrangements, including kits associated with National Geographic and The Dangerous Book for Boys. Recognition from Parents’ Choice, Dr. Toy, Oppenheim Toy Portfolio, and other evaluators helped establish its reputation in the educational-toy and specialty-retail sectors. The Wall Street Journal named CHEM C3000 its Best Overall Chemistry Set in 2006, while Candy Factory was identified by The Early Show as one of Toy Fair’s hottest new products that year. Thames & Kosmos extended its distribution to the United Kingdom in 2012. In 2013, Kosmos completed a major investment in the company and became its official parent, strengthening the organizational relationship between the American operation and the German publishing group. Thames & Kosmos UK LP was formed in 2015 as a subsidiary of Kosmos International GmbH, providing a dedicated United Kingdom structure. The company’s scope also broadened from science education into tabletop publishing. In 2015, Thames & Kosmos began publishing and distributing Kosmos board games in the United States and other English-speaking markets. Its catalog included established games such as Lost Cities and Ubongo, as well as later releases and series such as EXIT: The Game, The Crew, and My City. This expansion connected the brand’s educational and family-oriented identity with the wider modern board-game market. Thames & Kosmos has participated in specialty-toy and education-related trade organizations, including the American Specialty Toy Retailing Association and the Toy Industry Association, and has supported organizations such as the Museum Store Association and the National School Supply and Equipment Association. Its continuing identity is that of a science-education and games publisher serving families, schools, specialty retailers, and hobbyists through translated, adapted, and internally developed products.
- 2015UK subsidiary is formed
Thames & Kosmos UK LP is formed as a subsidiary of Kosmos International GmbH.
- 2015Board-game publishing expands
Thames & Kosmos begins publishing and distributing Kosmos board games in the United States and other English-speaking markets.
- 2013Kosmos becomes official parent
Kosmos completes a major investment in Thames & Kosmos and becomes its official parent company.
- 2012United Kingdom distribution expansion
Thames & Kosmos expands distribution to the United Kingdom.
- 2006Recognition for science and craft products
CHEM C3000 receives a Best Overall Chemistry Set designation from The Wall Street Journal, while Candy Factory is recognized by The Early Show as a notable Toy Fair product.
- 2005Original kit development begins
The company begins designing its own science kits in addition to translating, rewriting, and distributing products from Kosmos.
- 2001Thames & Kosmos is founded
Thames & Kosmos is established in the United States as the North American subsidiary and English-language distribution operation associated with Kosmos.
Products and positioning
Hands-on science education and family entertainment delivered through experiment kits, construction activities, explanatory reading, and modern board games.
CHEM C3000Chemistry science kit
A comprehensive chemistry-oriented experiment set associated with Thames & Kosmos’s emphasis on guided practical learning. The kit uses experiments and explanatory material to introduce chemical reactions and laboratory-style investigation. It became one of the company’s best-known science products and received a Best Overall Chemistry Set designation from The Wall Street Journal in 2006.
Physics WorkshopPhysics science kit
A hands-on physics kit built around practical investigation of physical principles. It represents the brand’s approach of combining components, guided activities, and explanatory reading so that users can explore concepts through direct experimentation rather than passive instruction.
V8 Race CarEngineering construction kit
An engineering-focused construction product centered on building and understanding a model V8 race car. The kit reflects Thames & Kosmos’s interest in practical skills, mechanical systems, and the application of scientific ideas to an identifiable real-world machine.
Lost CitiesStrategy board game
A Kosmos board game distributed in English-speaking markets by Thames & Kosmos. It is one of the best-known titles in the company’s games catalog and helped establish its presence beyond science kits in the family and strategy-game category.
UbongoFamily puzzle board game
A family-oriented puzzle game in the Kosmos catalog that Thames & Kosmos has published or distributed for English-speaking markets. Its inclusion illustrates the company’s expansion into accessible tabletop entertainment alongside its educational products.
EXIT: The GameEscape-room-inspired board game series
A series of cooperative puzzle games published and distributed by Thames & Kosmos in English-language markets. The series extends the company’s tabletop range into scenario-based problem solving and emphasizes deduction, puzzles, and shared play.
The CrewCooperative card and strategy game series
A Kosmos game series included in the Thames & Kosmos board-game portfolio. It represents the company’s focus on modern cooperative and strategy-oriented tabletop games for hobby and family audiences.
My CityFamily legacy board game
A family-oriented board game released within the Kosmos catalog and distributed through Thames & Kosmos channels. It broadened the company’s range with a campaign-like, evolving play structure suited to families and general tabletop audiences.
Candy FactoryCraft and educational kit2006
A craft-oriented product recognized by The Early Show as one of Toy Fair’s notable new products in 2006. It demonstrates that Thames & Kosmos’s product scope includes creative making activities as well as formal science experiments.
Flagship businesses
- CHEM C3000
- Physics Workshop
- V8 Race Car
- Lost Cities
- Ubongo
- EXIT: The Game
- The Crew
- My City
Brand decisions
- 2015Expansion into English-language board-game publishingStrategy
Thames & Kosmos had become established primarily through science and educational kits.
What changed. The company began publishing and distributing Kosmos board games in the United States and other English-speaking markets.
Aftermath. The catalog expanded to include family, strategy, cooperative, and puzzle titles such as Lost Cities, Ubongo, EXIT: The Game, The Crew, and My City.
- 2013Kosmos investment and parent-company transitionM&A
Thames & Kosmos had operated as Kosmos’s North American subsidiary while developing and distributing English-language products.
What changed. Kosmos completed a major investment and became the official parent company of Thames & Kosmos.
Aftermath. The transaction formalized the corporate relationship between the American brand and the German Kosmos publishing group.
- 2005Move into original science-kit designStrategy
Thames & Kosmos initially focused on adapting and distributing products from Kosmos for English-speaking markets.
What changed. The company began developing its own science kits, broadening its role from localization and distribution to original product creation.
Aftermath. The move supported a wider portfolio of chemistry, physics, biology, astronomy, energy, and engineering products.
Recent events
- 2015Thames & Kosmos expands board-game publishing in English-speaking markets
The company began publishing and distributing Kosmos board games in the United States and other English-speaking markets, expanding beyond its established science-kit business.
Product launch - 2013Kosmos becomes official parent company after major investment
Franckh-Kosmos Verlags-GmbH & Co. KG completed a major investment in Thames & Kosmos and became the company’s official parent.
M&AOther
Sources
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