Best Sellers

Find a huge selection of our Best Selling STEM Toys, Games, and Activities.  We have everything from Robotics Kits, to Chemistry, Physics, Engineering, and even Science Kits that teach using food!

Kids First Biology Lab

Discover the science of living things with this complete introductory microscope kit. The beautif...

Discover the science of living things with this complete introductory microscope kit. The beautifully illustrated experiment manual guides you through observations of many living specimens found in and around your home: onion cells, pond water, chloroplasts, plant stem cross sections, microorganisms, mouth cells, meat cells, different types of hair and fur, dust mites, bugs, pollen in honey, and much more. See how an onion cell shrivels and how an earthworm wiggles. Analyze the differences be...

$39.95

Electricity & Magnetism

Conduct more than 60 electrifying experiments with circuits and magnetic contraptions to learn ab...

Conduct more than 60 electrifying experiments with circuits and magnetic contraptions to learn about electricity and magnetism, and how these two fundamental properties are closely related. Children eight and up can safely and easily experiment with electric current and magnetic fields using the colorful snap-together blocks and components in this hands-on kit.Build series and parallel circuits to light up a light bulb. Experiment with push buttons and on-off switches. Assemble circuits that ...

$59.95

Air Power Racer

Gasoline is currently the fuel of choice, but petroleum used to make it is becoming increasingly...

Gasoline is currently the fuel of choice, but petroleum used to make it is becoming increasingly difficult to find and is contributing to environmental issues and worldwide problems. Automobile manufacturers know this and are spending tremendous amounts of money to develop alternative fuel for the future. A few years ago, OWI introduced a Salt Water Fuel Cell vehicle and is now introducing another alternative fuel and eco-friendly vehicle. Let us introduce you to OWI's Air Power Racer. Air a...

$28.99 $34.99

Salt Water Fuel Cell Baja Runner

Environmentally safe, non-toxic, and clean - The Salt Water Fuel Cell Baja Runner is the larger ...

Environmentally safe, non-toxic, and clean - The Salt Water Fuel Cell Baja Runner is the larger brother of the award winning Salt Water Fuel Cell Car. It is more than twice the size and only 29 assembly parts! At 3.46 inches wide, 2.17 inches high, and 4.65 inches in length, this huge wheeled vehicle is designed and intended to facilitate transport via salt water fuel technology. The Salt Water Fuel Cell Baja Runner Kit is OWI’s fifth generation and newest addition to its growing line of Sal...

$14.99

Barbie Fundamental Chemistry Set

Barbie is one of the top students in her chemistry class. For an extracurricular project, she and...

Barbie is one of the top students in her chemistry class. For an extracurricular project, she and a fellow classmate put together a series of science demonstrations to present to other students at their school. This colorful carrying case is actually a portable science lab with all sorts of tools and materials for science experiments. As you read the story in the illustrated manual, you can experiment with six fun, safe potions and concoctions. Make a glittery pink slime. Mix up a color-chan...

$29.95

Barbie Crystal Geology

After finding inspiration to learn about crystals in a gem shop, Barbie and her friend visit a na...

After finding inspiration to learn about crystals in a gem shop, Barbie and her friend visit a natural history museum. A geologist teaches them about the rock cycle and then takes their whole science class on a field trip to find and identify real mineral specimens. As you read the story, you can perform experiments alongside Barbie to learn about geology. Use special tools to excavate three real mineral specimens from a plaster block. Conduct mineral identification tests on them to find out...

$19.95

Math Magic

Amaze your audience with number tricks, speed calculations and funny math tricks. Math Magic ha...

Amaze your audience with number tricks, speed calculations and funny math tricks. Math Magic has everything you need for over 15 tricks, puzzles, and games. Made using safe and high quality materials, Math Magic Puzzles and Games will last for years. A key chain calculator is included. This item is not recommended for childred under 3 years of age. Challenge your child's imagination with 4M toys and kits. 4M educational toys cover a wide range of educational subjects and include science ki...

$14.99

The Solar System - Mini Solar Kit

Young astronomers will delight in OWI’s newest Mini Solar Kit – as they build, paint and watch t...

Young astronomers will delight in OWI’s newest Mini Solar Kit – as they build, paint and watch their very own Solar System come to life with real solar energy. Planets orbit around the solar-paneled “sun” that drives a motor so the planets actually move. This excellent educational solar kit provides a hands-on lesson about how solar power drives a motor. The kit comes with 6 colors of opaque acrylic paint, plus brush — which makes for the perfect exercise in science and creativity. This item...

$23.99

Magic Science for Wizards

Scientific Explorer Magic Science For Wizards Only is the best resource for any wizard-in-trainin...

Scientific Explorer Magic Science For Wizards Only is the best resource for any wizard-in-training. This unique educational, make-it-yourself science kit will teach you about the science behind magic, your wizard heritage, famous fellow wizards and unleash a magician within to spark your interest in magical science! Activities Include creating a Wizard Wand, Magic Hat, Fizzy Frenzy, Hocus Pocus Powder, Frothing Color-Changing Potion, Test Tube Crystal Ball, Magic Wand Lava, Feverish Fizz and ...

$21.99

Genetics & DNA

Head into the lab for an in-depth investigation of genetics, the branch of biology focused on her...

Head into the lab for an in-depth investigation of genetics, the branch of biology focused on heredity and variation in organisms, and DNA, the acid that holds the blueprints for life. See genetic material with your own eyes as you isolate the DNA from a tomato in a test tube. Investigate inheritance and learn how traits are passed down from parents to children. Learn about dominant and recessive genes and play inheritance games to determine how traits will be expressed. Learn about the biolo...

$36.95

Hydraulic Arm Edge

No longer riding the wings of the award winning Robotic Arm Edge, OWI has made robotic arm techn...

No longer riding the wings of the award winning Robotic Arm Edge, OWI has made robotic arm technology a little more interesting and hydro-mechanically fun. With Hydraulic Arm Edge, command six axes of varied movements: the gripper to open and close up to 1.89 inches, wrist rotation of 180 degrees, wrist mobility of 98 degrees, elbow range of 44 degrees, base rotation of 270 degrees, and shoulder motion of 45 degrees. With a vertical reach of 16.35 inches, horizontal reach of 12.42 inches, an...

$53.99

ATR - All Terrain Robot

The 3-in-1 All Terrain Robot is a multi-function tracked mobile robotic kit. Utilize different tr...

The 3-in-1 All Terrain Robot is a multi-function tracked mobile robotic kit. Utilize different track modules and make your robot transform into 3 amazing variations: The Forklift: The ATR is like a mini industrial fork lift, with the ability to lift up to 100 g in weight. The Rover: The ATR’s tank-like treads can traverse any type of surface. The Gripper: The ATR’s strong arms grab and lift anything up to 100g, allowing you to move it to your desired location. Using the wired controller, c...

$61.99