Updated for 2020, this math concept book engages young readers through simple text and photos as they learn how groups change when you add 1 or take away 1.
Series: Little World Math Concepts
Interest Level: Grades K-2
Guided Reading Level: C
Lexile Level: BR
ISBN: 9781625138606 (E-book)
Copyright: ©2020
Pages: 24
Includes Teacher's Notes