Turbo Tina is excited for her first snowfall EVER! But, some of the snow melts quickly. Can Sparks' Crew figure out why some snow is melting and some isn't? Curriculum: Sunlight warms the Earth's surface and melts snow. Seasonal patterns vary around the world. / A T-Ball Championship game is in jeopardy when all the balls go missing. Where did they go? And can Sparks' Crew come up with an alternative ball so the game can go on? Curriculum: The properties of objects involved in a collision affect the result of collisions.