Timestables
Counting:
https://www.bbc.co.uk/teach/supermovers/ks1-maths-counting-with-john-farnworth/zbct8xs
By the end of Year 3 children are expected to recall and use multiplication and division facts for the 3, 4 and 8 multiplication tables.
Here are some wesbites that the children can access to help them learn their times tables:
https://www.topmarks.co.uk/maths-games/5-7-years/times-tables
http://primaryhomeworkhelp.co.uk/maths/timestable/interactive.htm
http://www.crickweb.co.uk/ks2numeracy-multiplication.html