{"product_id":"humans-heart","title":"Humans: Heart","description":"\u003cp\u003e\u003cstrong\u003eYour heart keeps its own rhythm.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003eHumans: Heart\u003c\/em\u003e invites children ages 4–6, and the adults who read with them, to discover the heart as more than a symbol or a pump.\u003c\/p\u003e\u003cp\u003eThrough real photographs and carefully framed science, readers explore the sinoatrial node that generates the heart's rhythm, the two-pump architecture, valves and heart sounds, circulation, blood pressure, breathing and vagal influence, and the signals that travel between heart and brain.\u003c\/p\u003e\u003cp\u003eThe book follows sixteen science-rich words through the Humans series rhythm: \u003cstrong\u003eIT DOES THIS\u003c\/strong\u003e, the specific behavior; \u003cstrong\u003eINSIDE IT\u003c\/strong\u003e, the mechanism; \u003cstrong\u003eYOU ASK\u003c\/strong\u003e, one question the discovery makes unavoidable; and \u003cstrong\u003eYOU WONDER\u003c\/strong\u003e, a quiet pause for curiosity.\u003c\/p\u003e\u003cp\u003eCaregiver notes add research context, named studies, and honest boundaries around what is established, developing, or still debated.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReal photographs and approachable human-body science\u003c\/li\u003e\n\u003cli\u003e16 discoveries about heartbeat, rhythm, valves, blood flow, and more\u003c\/li\u003e\n\u003cli\u003eExplores the heart's built-in pacing system\u003c\/li\u003e\n\u003cli\u003eResearch-aware notes for adults\u003c\/li\u003e\n\u003cli\u003eDesigned for shared reading, observation, and conversation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHumans: Heart is Book 4 of 8 in the Humans series.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003eEvery body knows something you don't.\u003c\/em\u003e\u003c\/p\u003e","brand":"Kala Early Learning Library","offers":[{"title":"Digital Edition","offer_id":48146388943006,"sku":"HUMANS-HEART-DIGITAL","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/9862\/9790\/files\/humans-heart-cover.png?v=1786919478","url":"https:\/\/kalalibrary.com\/products\/humans-heart","provider":"Kala Early Learning Library","version":"1.0","type":"link"}