The following is a basic list which establishes a young violinist well on the road to success.
I suggest that Grades II, III or IV are good starting points for the student’s first exam depending on their ability and inclination. Some students learn very fast, some not so fast!

Scales:

My First and Second Scale Book by Ron Tendler available through my website.
ABRSM Scale books appropriate to the graded exam being taken.
Post Grade VIII: Comprehensive Scale Manual for the Violin by Hans Wessely published by Stainer & Bell

Studies:

50 Elementary Studies by Rowsby Woof ABRSM Publication
Elementary Progressive Studies First, Second and Third Sets ABRSM Publications
Neil Mackay Introduction to Third Position
30 Studies of Moderate Difficulty ABRSM Publication
Kayser Op 20 Violin Studies Peters Edition
Sevcik Op.1 Part1 published by Bosworth
Mazas Studies Op 36 books 1-3 Peters Edition
Kreutzer 42 Studies for the Violin
Post Grade VIII Studies:
Rode 24 Caprices for Solo Violin
Gavinies Studies

Pieces:

Winners Galore for Violin Brass Wind Publications
Baroque Pieces for Violin Books 1, 2 and 3 ABRSM Publication
Easy Concerto Series: Rieding Op 35, 24 and 25 Bosworth
ABRSM exam pieces as appropriate.