There's no single best therapy approach for apraxia. It depends on your child's communication profile, regulation, motor planning, sensory needs, AAC access, and the routines that already work for your family.
That said, good therapy tends to share a few things in common: a real relationship between the therapist and child, practice that happens through play or in functional contexts, coaching for parents so the work continues at home, openness to AAC, goals you can actually measure, and respect for how your child naturally communicates. Be wary of approaches built on shame, forced eye contact, or nonstop correction, that's a sign to look elsewhere.
When you're vetting a therapist, ask directly how they handle AAC, echolalia, sensory overload, refusal, home practice, and how they track progress. The answers you get will tell you far more than whatever label the approach carries.
At home, keep things short and tied to real moments in the day. Model language during routines you're already doing, follow your child's lead instead of steering every interaction, and pass along what you notice to the clinician, since your observations often shape the plan more than a single session can.
If you want more on this, the Speech Therapy at Home hub covers the topic in depth, and it connects to related reading on ADHD and speech delay, autism and anxiety in toddlers, autism and apraxia overlap, autism and sensory processing, and therapy approach guides for an autistic child, a bilingual child with speech delay, a child with ADHD, and a child with Down syndrome. You can also browse the full set of parent guides for more.
Important: Little Words is educational support for home practice. It is not a medical device, not an AAC replacement, and not a substitute for a licensed speech-language pathologist, pediatrician, early intervention program, school team, or developmental evaluation.