Mad Mattr + Check Our Inventory + Instagram

Coming Soon

Look what is coming soon to our stores! Mad Mattr® by Relevant Play™ is a soft, futuristic building compound that molds easily for shaping into endless creations. Mad Mattr® has a unique, changing texture and is non-toxic, easy to clean, and never dries out. Developmental benefits include sensory, cognitive, fine motor skills, and problem-solving. Stay tuned for more updates!

Image of video + link to video



Send In Your Book Requests!

Did you know that you can email us about the books or products you are looking for? You can fill out the request form here on our website ( or email us at