sentence: A toddler holds a lacrosse stick, then he catches a ball with the lacrosse stick and throws to the floor. sentence:  Then, the toddler try to catch another ball, but it rolls under a chair. sentence:  Next, the toddler catch a ball and throw to the floor and the ball bounce. sentence:  After, the toddler catch the bouncing ball and throw to the backyard, then the toddler steps down a step.