Create comparison activities between human and ant social systems
Includes: 10 wooden bubble-shaped puzzle pieces with wooden storage tray
Compatibility: Attaches to Bee-Bot and Blue-Bot (both sold separately)
this 32 cm long and 8 cm wide ruler features a textured surface that provides calming tactile stimulation
Introduce young learners to the amazing diversity of the animal kingdom with the ABC Book of Animals-a beautifully illustrated celebration of creatures from all around the globe
Grove - Optical Rotary Encoder L1-Digital Technologies-L2-Storage & Furniture-L3-Robotics Furniture Create comparison activities between humanThe Grove Optical Rotary Encoder is a transmissive sensor that includes an infrared emitter and two phototransistor detectors. Usually, the infrared emitter emits infrared rays, the phototransistor detectors receives the infrared rays, then the phototransistor is turned on, both outputs are High, the on board LED indicators light up. When there is an obstacle blocking, the phototransistor cannot receive the infrared rays, so the phototransistor will