DIY Portable LEGO Kit with Free Printable Activity Cards. I like this for school, older kids can have activity cards to create planets/atoms/molecules/fractions, younger ones can practice fine motor skills.
10 Easy To Learn Number Coloring Pages For Your Little Ones: This is a list of the top 10 number coloring sheets that you can use to introduce numbering as well as coloring to your kid. Not a fan of coloring sheets but I could color them to hang up
Printable block letters... and over 150 ways to fill them
Sleepy Time Jars- Put a pom pom into the jar every time they take a good nap or go to bed without complaining or getting up. When the jar is full they get a "prize" or treat of their choice. My mom used to do a similar activity called a star chart.
Create a Children's Book for your own kid called "The Day I was Born" using your own personal pictures and pint size productions. Perfect gift for yourself and family! So much better than the silly baby book I have and never use.