Description: Kids DIY Science Experiment Toys - Water Wheel Model Great DIY experiment toy to help children to have a hands-on experience, and cultivate kids interest in physics and science. Material: ABS Plastic Color: Blue / Yellow (we will send randomly) Assembled Size(LxWxH): Approx. 7 x 5 x 11 cm / 2.76 x 1.97 x 4.33 inch Please assemble the water wheel model as the pictures shows Package Includes: 1 Set DIY Water Wheel Model Toy Note: Choking Hazard - Small parts not for children under 3 years. Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc., the color tone of the website's photo and the actual item could be slightly different. Also please allow a slight difference in size which may caused by manual measurement