The KidWind Mini Wind Turbine with Blade Design provides opportunity for students to explore fundamental wind energy production. And it is recommended for K-3 grades.
Photo Source: https://www.vernier.com/products/kidwind/wind-energy/kw-mwtbd/
Introduction to Wind Turbines
Exploring Wind Energy
Introduction to the Energy Sensor
Wind Turbine Output: The Effect of Load
For more: https://www.vernier.com/products/books/elb-wind/