Remove the tank cover and check the water level after the fill valve has shut off. It should be about one inch below the opening of the overflow tube. If it is significantly lower than that, there may not be enough water in the tank to fill the bowl after a flush. Correct this by adjusting the float.
The average child can do this during the second half of this year. Between 24-36 months, children are typically able to work simple insert puzzles (e.g., completes a three-piece simple puzzle where pieces are whole objects). Also, children can remove a part from a toy (e.g., a wheel) and replace it.
You're hoping that their first word might be mama, and you're waiting patiently for them to say it. Just when do babies start talking? Between 12 and 14 months old, your child's language development will flourish with a boosted vocabulary and the ability to understand and communicate with others.