{
  "schema_version": "compare-page.v2",
  "page_id": "hands-on-science-kits-with-experiments-that-change-over-time",
  "url": "https://robotrunk.com/compare/want/hands-on-science-kits-with-experiments-that-change-over-time",
  "title": "Hands-on science kits with experiments that change over time",
  "question": "Which hands-on science kits let a child run an experiment that changes or grows over time?",
  "answer": "Heebie Jeebies HJ-1302: The crystal continues to build and harden as the solution cools and evaporates. Adult supervision is recommended, and an adult should heat and pour the hot water for younger children.\nKlutz Make Your Own Discovery Bottles: The six named experiments are a galaxy glitter swirl, fish-through-the-hoop game, tiny tornado, lava fizzler, eye-find game and jellyfish float.",
  "kind": "learning & s.t.e.m",
  "market": "US",
  "generated_at": "2026-10-25T10:42:04.218Z",
  "columns": [
    "Changes over time",
    "Experiments",
    "Adult help",
    "Age"
  ],
  "notices": {
    "facts": "Every value in the table is a fact RoboTrunk checked, linked to the page it came from. A dash means no checked fact fills that cell.",
    "price": "Prices and stock change, so this page prints neither: each product name links to its RoboTrunk page, which shows them live."
  },
  "cited_facts": [
    {
      "ref": "p1.f2",
      "product": "Heebie Jeebies HJ-1302",
      "field": "Adult supervision",
      "value": "Adult supervision is recommended, and an adult should heat and pour the hot water for younger children.",
      "stated_as": "Because it uses hot or boiling water at the start, an adult should handle heating and pouring for younger children.",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/heebie-jeebies-growing-crystal",
      "source_read_at": "2026-09-25T10:58:42.088Z"
    },
    {
      "ref": "p1.f10",
      "product": "Heebie Jeebies HJ-1302",
      "field": "Growth process",
      "value": "The crystal continues to build and harden as the solution cools and evaporates.",
      "stated_as": "The structure continues to build and harden as the solution cools and evaporates.",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/heebie-jeebies-growing-crystal",
      "source_read_at": "2026-09-25T10:58:42.088Z"
    },
    {
      "ref": "p1.f11",
      "product": "Heebie Jeebies HJ-1302",
      "field": "Age",
      "value": "The maker recommends the kit for ages five and older.",
      "stated_as": "Age: 5 years plus",
      "source_type": "guide",
      "source_url": "https://www.heebiejeebies.com.au/products/heebie-jeebies-growing-crystals-pet-crystals-in-test-tube",
      "source_read_at": "2026-09-25T10:58:45.460Z"
    },
    {
      "ref": "p3.f1",
      "product": "Klutz Make Your Own Discovery Bottles",
      "field": "age",
      "value": "The retailer narrows the recommended age to 6–10 years, while the maker only states 6+.",
      "stated_as": "Recommended age\n6 - 10 years",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/klutz-make-your-own-discovery-bottles-science-stem-activity-kit",
      "source_read_at": "2026-09-25T15:33:17.550Z"
    },
    {
      "ref": "p3.f10",
      "product": "Klutz Make Your Own Discovery Bottles",
      "field": "experiments",
      "value": "The six named experiments are a galaxy glitter swirl, fish-through-the-hoop game, tiny tornado, lava fizzler, eye-find game and jellyfish float.",
      "stated_as": "Galaxy themed glitter swirl\nFish through the hoop game\nTiny tornado\nLava fizzler\nEye find game\nJellyfish float",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/klutz-make-your-own-discovery-bottles-science-stem-activity-kit",
      "source_read_at": "2026-09-25T15:33:17.550Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "anbbaby-com",
        "display_name": "anbbaby.com"
      },
      "product_id": "gid://shopify/Product/4007090126934",
      "name": "Heebie Jeebies HJ-1302",
      "url": "/products/ucp/anbbaby-com/4007090126934",
      "why": "The crystal continues to build and harden as the solution cools and evaporates.",
      "cells": [
        {
          "column": "Changes over time",
          "fact": {
            "field": "Growth process",
            "value": "The crystal continues to build and harden as the solution cools and evaporates.",
            "stated_as": "The structure continues to build and harden as the solution cools and evaporates.",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/heebie-jeebies-growing-crystal",
            "source_read_at": "2026-09-25T10:58:42.088Z"
          }
        },
        {
          "column": "Experiments",
          "fact": null
        },
        {
          "column": "Adult help",
          "fact": {
            "field": "Adult supervision",
            "value": "Adult supervision is recommended, and an adult should heat and pour the hot water for younger children.",
            "stated_as": "Because it uses hot or boiling water at the start, an adult should handle heating and pouring for younger children.",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/heebie-jeebies-growing-crystal",
            "source_read_at": "2026-09-25T10:58:42.088Z"
          }
        },
        {
          "column": "Age",
          "fact": {
            "field": "Age",
            "value": "The maker recommends the kit for ages five and older.",
            "stated_as": "Age: 5 years plus",
            "source_type": "guide",
            "source_url": "https://www.heebiejeebies.com.au/products/heebie-jeebies-growing-crystals-pet-crystals-in-test-tube",
            "source_read_at": "2026-09-25T10:58:45.460Z"
          }
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "anbbaby-com",
        "display_name": "anbbaby.com"
      },
      "product_id": "gid://shopify/Product/4990543003734",
      "name": "Klutz Make Your Own Discovery Bottles",
      "url": "/products/ucp/anbbaby-com/4990543003734",
      "why": "The six named experiments are a galaxy glitter swirl, fish-through-the-hoop game, tiny tornado, lava fizzler, eye-find game and jellyfish float.",
      "cells": [
        {
          "column": "Changes over time",
          "fact": null
        },
        {
          "column": "Experiments",
          "fact": {
            "field": "experiments",
            "value": "The six named experiments are a galaxy glitter swirl, fish-through-the-hoop game, tiny tornado, lava fizzler, eye-find game and jellyfish float.",
            "stated_as": "Galaxy themed glitter swirl\nFish through the hoop game\nTiny tornado\nLava fizzler\nEye find game\nJellyfish float",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/klutz-make-your-own-discovery-bottles-science-stem-activity-kit",
            "source_read_at": "2026-09-25T15:33:17.550Z"
          }
        },
        {
          "column": "Adult help",
          "fact": null
        },
        {
          "column": "Age",
          "fact": {
            "field": "age",
            "value": "The retailer narrows the recommended age to 6–10 years, while the maker only states 6+.",
            "stated_as": "Recommended age\n6 - 10 years",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/klutz-make-your-own-discovery-bottles-science-stem-activity-kit",
            "source_read_at": "2026-09-25T15:33:17.550Z"
          }
        }
      ]
    }
  ]
}