All students are to receive high - quality, research - based core instruction in their regular classroom. (rtinetwork.org)
In other words, universal screening data can show the effects of core instruction as well as which students need additional help in order to meet the learning goals. (fastbridge.org)
The combination of effective Tier 1 core instruction with Tier 2 and / or 3 intervention creates a pathway for students who start out behind to catch up to peers. (fastbridge.org)