Even in a tiny house - there's room for something like this - DIY Children Stove with Oven – Ikea Hack. Link is in a foreign language, but the picture shows it well. Cheap end table turned into toy stove. I would have loved this as a kid!
DIY Wooden Shape Puzzles - In The Playroom How to make your own DIY Wooden shapes puzzles. These are pretty simple, and so cute and fun! A great way to work on learning shapes with toddlers, and also colours
41 Fun DIY Gifts to Make For Kids (Perfect Homemade Christmas Presents!)