Have a look at this website, it has a selection of christmas activities that vary in levels that are also suitable for reception!! Have fun!
Click on the Snowman and Christmas Tree for reception appropriate activities. The bauble also has some appropriate games such as the ‘Match 1 more and Match 1 less’ bauble activities. These are great starting points! When you are confident on all these activities you may like to explore the other activities on there!
And here is a lovely counting game. Can you give Teddy the correct number of presents?