Two Easy Purchase Options

$289 one-time payment

Best value: Delivery in time to prepare students for California state testing (grade 5)

Give XplorStem a try! Receive a new book monthly for one year or cancel anytime!

$29.99 per month: receive 1 book per month
cancel anytime


Reference books covering
Scientific Practices and Cross-Cutting Concepts
are included for free with any package or subscription


Click books for a preview

Our books prepare students for the California state science test in April or May

Delivery Schedule 2022-2023

September:  Chemistry Book 1
October: Chemistry Books 2 and 3

November: Biology Books 1 and 2
December: Biology Book 3

January: Physics Book 1 and 2
February: Physics Book 3

February: Earth Science Book 1
March: Earth Science Books 1 and 2

April-May: Review and if in 5th grade prepare for the state science test


* Curriculum purchased later in the school year will include back-issues!

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