Collection: 9 Year Old

Professor Plums collection of STEM, Toys, Science and Gift ideas for 9 year olds.
559 products
  • Heebie Jeebies | Ferromagnetic Fluid | Ferro Fluid
    Heebie Jeebies | Ferromagnetic Fluid | Ferro Fluid
    Regular price
    $6.95
    Sale price
    $6.95
  • Heebie Jeebies | Tesla's Lamp | USB Powered
    Heebie Jeebies | Tesla's Lamp | USB Powered
    Regular price
    $24.99
    Sale price
    $24.99
  • Heebie Jeebies | Periodic Table | Mug
    Heebie Jeebies | Periodic Table | Mug
    Regular price
    $14.99
    Sale price
    $7.99
  • Chameleon | UV Crystal Beads | Colour Change
    Chameleon | UV Crystal Beads | Colour Change
    Regular price
    $6.95
    Sale price
    $3.45
  • British Fossils | Polished Ammonite
    British Fossils | Polished Ammonite
    Regular price
    $5.95
    Sale price
    $5.95
  • Independence Studios | Voice Changer | Medium
    Independence Studios | Voice Changer | Medium
    Regular price
    $22.50
    Sale price
    $12.50
  • XL Heart Organ | Giant Microbe
    XL Heart Organ | Giant Microbe
    Regular price
    $24.50
    Sale price
    $24.50
  • Giant Microbe | Amoeba Blue
    Giant Microbe | Amoeba Blue
    Regular price
    $12.90
    Sale price
    $6.45
  • Quack | Balloon Racer Car | Air Powered Car
    Quack | Balloon Racer Car | Air Powered Car
    Regular price
    $6.15
    Sale price
    $3.05
  • Heebie Jeebies | Plasma Ball | Tesla's Lamp
    Heebie Jeebies | Plasma Ball | Tesla's Lamp
    Regular price
    $58.95
    Sale price
    $45.95
  • Heebie Jeebies | Clip Circuit Helica | Electronic Car Kit
    Heebie Jeebies | Clip Circuit Helica | Electronic Car Kit
    Regular price
    $22.50
    Sale price
    $12.50
  • The Ultimate Book of Optical Illusion
    The Ultimate Book of Optical Illusion
    Regular price
    $19.99
    Sale price
    $19.99
  • Giant Microbe | Body Cells | Gift Box
    Giant Microbe | Body Cells | Gift Box
    Regular price
    $24.50
    Sale price
    $24.50
  • Heartworm Giant Microbe
    Heartworm Giant Microbe
    Regular price
    $12.90
    Sale price
    $6.45
  • Growing Plant Pens
    Growing Plant Pens
    Regular price
    $5.95
    Sale price
    $3.95
  • Independence Studios Studios | Solar Bugz
    Independence Studios Studios | Solar Bugz
    Regular price
    $12.50
    Sale price
    $12.50
  • Sunprint | Solar Art
    Sunprint | Solar Art
    Regular price
    $13.75
    Sale price
    $13.75
  • DIY Adventure Periscope | Build your own Periscope
    DIY Adventure Periscope | Build your own Periscope
    Regular price
    $29.99
    Sale price
    $24.99
  • Liquifly | Bottle Rocket | Deluxe
    Liquifly | Bottle Rocket | Deluxe
    Regular price
    $39.95
    Sale price
    $39.95
  • Heebie Jeebies | Galileo Thermometer | 28cm
    Heebie Jeebies | Galileo Thermometer | 28cm
    Regular price
    $27.95
    Sale price
    $22.95
  • Heebie Jeebies | Slime factory | Slime Kit
    Heebie Jeebies | Slime factory | Slime Kit
    Regular price
    $22.50
    Sale price
    $14.99
  • Heebie Jeebies | Flying Wing | Prop Top
    Heebie Jeebies | Flying Wing | Prop Top
    Regular price
    $1.50
    Sale price
    $1.50
  • RED BLOOD | Giant Microbe
    RED BLOOD | Giant Microbe
    Regular price
    $12.90
    Sale price
    $12.90
  • Giant Microbes | DNA
    Giant Microbes | DNA
    Regular price
    $16.90
    Sale price
    $16.90
  • Graduation Brain Cell | Giant Microbe
    Graduation Brain Cell | Giant Microbe
    Regular price
    $16.90
    Sale price
    $16.90
  • Quercetti | Roller Coaster Mini Rail | Marble Run
    Quercetti | Roller Coaster Mini Rail | Marble Run
    Regular price
    $69.99
    Sale price
    $55.99
  • Giant Microbe | E.coli
    Giant Microbe | E.coli
    Regular price
    $12.90
    Sale price
    $12.90
  • Giant Microbe | Cold
    Giant Microbe | Cold
    Regular price
    $12.90
    Sale price
    $12.90
  • Giant Microbe | Blood Cells | Gift Box
    Giant Microbe | Blood Cells | Gift Box
    Regular price
    $24.50
    Sale price
    $24.50
  • Giant Microbe | Bone Cell
    Giant Microbe | Bone Cell
    Regular price
    $12.90
    Sale price
    $12.90
  • GIARDIA | Giant Microbe
    GIARDIA | Giant Microbe
    Regular price
    $12.90
    Sale price
    $12.90
  • Quack | Spiral Scratch Gallery
    Quack | Spiral Scratch Gallery
    Regular price
    $19.99
    Sale price
    $19.99
  • Chameleon | UV Nail Wraps | Colour change
    Chameleon | UV Nail Wraps | Colour change
    Regular price
    $8.95
    Sale price
    $4.45
  • Chameleon | UV Shoelaces | Colour Change
    Chameleon | UV Shoelaces | Colour Change
    Regular price
    $5.95
    Sale price
    $5.95
  • Rubik's Cube Safe | Rotating Puzzle Safe | 5x5
    Rubik's Cube Safe | Rotating Puzzle Safe | 5x5
    Regular price
    $29.99
    Sale price
    $19.99
  • Digitech | 80 Channel Walkie Talkie Set | Blue Red
    Digitech | 80 Channel Walkie Talkie Set |  Blue Red
    Regular price
    $59.99
    Sale price
    $59.99
  • Huckleberry | Make Your Own Lip Balm | Salted Caramel
    Huckleberry | Make Your Own Lip Balm | Salted Caramel
    Regular price
    $19.99
    Sale price
    $19.99
  • Rory's Story Cubes Fantasia
    Rory's Story Cubes Fantasia
    Regular price
    $19.99
    Sale price
    $19.99
  • Gameright | Rory's Story Cubes
    Gameright | Rory's Story Cubes
    Regular price
    $19.99
    Sale price
    $19.99
  • Geodiscoveries | Bismuth Crystal | Lab Grown
    Geodiscoveries | Bismuth Crystal | Lab Grown
    Regular price
    $9.99
    Sale price
    $9.99