PHONICS
www.phonicsplay.co.uk You can subscribe or access some free resources. Children in Year 1 should be working on Phase 5, but you can begin on lower phases.
www.oxfordphonicschecksupport.co.uk You can subscribe for free. This site gives you examples of alien words.
There are several useful programmes on You Tube. Just type in the following to find them:
Alphablocks
Geraldine giraffe
Two vowels go walking
Super e
Digraphs