They are at least throne 4m brush robot Regarding Between Pointer
4M - KidzRobotix - Johnco
Toysmith 4M Brush Robot Fun Mechanics Kit STEM Educational Building Toy Ages 8+ | eBay
Amazon.com: 4M: Doodling Robot, Build a Robot That's an Artist, Ideal for Young Science Enthusiasts, Challenge Your Child's Imagination, Requires 1 AA Battery (Not Included), For Ages 8 and up : Toys
4M Brush Robot - - Fat Brain Toys
Toysmith 4M Brush Robot Fun Mechanics Kit Kids Educational Building Toy Ages 8+ | eBay
4M Brush Robot
KidzRobotix Brush Robot STEM Building Engineering Science Kit New Sealed 4M | eBay