Core Knowledge Language Arts CKLA Leveled Texts

Amplify CKLA Supplemental Classroom Libraries for Grades K-2 provide high-quality leveled texts that support the innovative Knowledge Strand of Core Knowledge Language Arts®.

Amplify experts have selected award winning Red Rocket Readers titles organised into Domains (topic strands). At each grade level the Knowledge Collection includes :

  • 4 Domains per grade
  • 12 titles per Domain
  • 3 levels of text: below grade level, on grade level and above grade level
  • Six copies of each text
  • Each Domain boxed with divider cards & carry case.
  • Total of 288 books per grade level!

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eBook Editions

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Click each Knowledge Collection to jump to the list of eBooks available in that Collection.


Grade One

Grade Two


Knowledge 1: Nursery Rhymes and Fables

Knowledge 8: Seasons and Weather

Knowledge 4: Plants

Knowledge 11: Taking Care of the Earth

Grade One

Knowledge 1:  Fables and Stories

Knowledge 6: Astronomy

Knowledge 2: The Human Body

Knowledge 7: History of the Earth

Grade Two

Knowledge 1: Fairy Tales and Tall Tales

Knowledge 10: Human Body

Knowledge 6: Cycles in Nature

Knowledge 12: Fighting for a Cause