Daniel Harper

The 10X Strategy - Unlocking Exponential Growth in Your Business

Chess Fundamentals

Listen, Speak, Lead

Journeyman Electrician Exam Prep – New NEC 2026 Edition Your Complete Study System to Pass the Test with Confidence: Includes Practice Tests, Load Calculations, Code Review, and Real-World Examples (Unabridged)

EPA 608 Exam Prep & Study Guide: Your Complete Technician's Fast-Track Manual (Unabridged)

Chess Fundamentals: A Beginner's Guide: Learn the Basics and Master the Game