Go Math

Set 1 (Intro to Fractions) - Grade 3, 8.1-8.5
http://www.hmhco.com/~/media/sites/home/education/global/pdf/toc/mathematics/elementary/go-math/toc-booklet-130124.pdf (2012)

enVisionMATH 

Set 1 (Intro to Fractions) - Grade 3, 9.1-9.2, 9.5-9.7
http://assets.pearsonschool.com/asset_mgr/current/20142/enVCC%20c15%20Gr3%20TOC.pdf (CCSS edition)

EngageNY 

Set 1 (Intro to Fractions) - Grade 3, Module 5, Topic A Lessons 1-4, Topic B Lessons 5-9 https://www.engageny.org/sites/default/files/resource/attachments/math-g3-m5-full-module.pdf (CCSS edition, 2013)

My Math 

Set 1 (Intro to Fractions) - Grade 3, Volume 2, Chapter 1 Lessons 1-2, 4-5: https://www.quantiles.com/tools/textbook/611/ (CCSS edition, 2017 copyright by MetaMetrics for Quantile alignment)

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