The Bridge To Never Land by Dave Barry

In a thrilling adventure that seamlessly blends fantasy with reality, two modern-day siblings, Sarah and Aidan Cooper, stumble upon a mysterious artifact linked to the legendary Peter Pan. Their discovery propels them into a dangerous quest across London and beyond, as they unravel secrets that connect their world to the magical realm of Never Land. Along the way, they encounter unexpected allies and face formidable foes, including the nefarious Lord Ombra, who seeks to harness the artifact's power for his own dark purposes. As the siblings race against time, they must rely on their wits and courage to protect both worlds from impending peril.