You do can include children in your Passover seder without purchasing anything and just using what you have. In the event you want to browse some interesting things we found on the internet and make your decision here is our Amazon list 
If you would like to provide a children's friendly Haggadah so they can follow along and participate, print this Messianic Haggadah double sided and staple in the middle.
NO KIT DIY'S
You will find kits for memory keep DIY's on our Passover Amazon List.
The "Do It Yourself projects" below are guidelines for your imagination.
​Take it away and make it as intricate or as simple as you would like
We hope you have a great time teaching your children about God's love and deliverance through Yeshua our Passover Lamb.