When the mom walks from her car to the warehouse, she is holding her bag in her right hand. However when she is filmed walking into the shop, she doesn't have the handbag with her anymore.
While mother and daughter are at the park, when the mother looks at the girl a train is passing on the tracks next to the park, but when the camera switches to the mother there is no train, then when it switches back to the girl the train is there again.
Before Granddad suffers a heart attack, Sara is shown painting with her right hand. Later, school age Sara is drawing left-handed.
The school nurse tells Sara that the emergency contraception she took to terminate her pregnancy worked, but emergency contraception is like any other contraception; they prevent pregnancy. It does not do anything if you are already pregnant. Contraceptives are not and should not be confused with abortifacients.
The dog doesn't seem to age during Sara's growing from age 3 through 14; however in the last sequence of the time lapse, when she is 16? they made him lie down and not bark.
When the tablet shows scenes through Sara's eyes, the view is never interrupted by her blinking.