math U. see primer books

• Summer Kindergarten Math Workbook for Toddlers
• Summer Kindergarten Math Workbook for Toddlers : Kindergarten and 1st Grade Workbook, Homeschool Math Kindergarten and 1st Grade Math Is Kindergarden Learning Activities, Big Kindergarten Workbook for Easy Peasy Math
• SUMMER Preschool Workbook 80 GAMES and ACTIVITIES to DEVELOPPRE READING SKILL, Summer Activities Prek-K Is Homeschool Preschool Curriculum Brain Quest Preschool for Get Ready for Pre-k