![](https://cdn.shopify.com/s/files/1/0071/0960/7481/files/PVBR-ESSADocHeader_1600x500-1701199612089.png)
At the request of Pioneer Valley Books, JEM & R reviewed the evidence base behind In Tandem, Phonics Launch, and Stepping Together. These reviews summarize how all three meet the Every Student Succeeds Act (ESSA) Tier 4 standards.
![](https://cdn.shopify.com/s/files/1/0071/0960/7481/files/InTandem-thumbnail_160x160.png?v=1694542646)
Research Study Overview: Evaluation of Pioneer Valley Books' In Tandem [PDF]
Research Review: In Tandem [PDF]
![](https://cdn.shopify.com/s/files/1/0071/0960/7481/files/PhonicsLaunch-thumbnail_160x160.png?v=1694542598)
Research Review: Phonics Launch [PDF]
Research Review: Stepping Together [PDF]