You can use colorful papers, cardboard or even an ordinary white paper to practice 10 more/10 less/1 more/1 less.
Are you ready to count? My 3 yo boy has been practicing numbers recently. Now it is 1-2-3 time for us. Let’s find something in nature to practice counting then. Sticks, leaves, cones and whatever you find is great to give a start. 1️⃣2️⃣3️⃣

How Many Coloring Page

How Many Colored Page
This is a fun way of practicing some math. I don’t know any kid who doesn’t love gems. You can use this kind of loose parts to make math more attractive.
Here is super simple play idea to develop little ones’ math skills. There are 15 leaves on the branch. The autumn has just arrived and the leaves have turned yellow. 1 leaf fell down, remained 14 leaves. 1 more leaf fell and remained 13. We put all the fallen leaves into the box. At the same time, the fallen leaves are increasing 1,2,3,4,5… Here is our idea, you can develop it as you want.