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4M

4M Diving Submarine

Watch this submarine dive and re-surface, over and over again!

Item#: 10705 Age: 5+
5 Stars (3 customer reviews)

4M Fridge Rover

Wind up the Fridge Rover gear and let it go on the fridge!

Item#: 12258 Age: 8+
5 Stars (5 customer reviews)

Windmill Generator 4M Kit

Build your own windmill generator kit by recycling a plastic bottle!

Item#: 12260 Age: 8+
5 Stars (1 customer reviews)

Tin Can Robot 4M Kit

You don’t think recycling is cool? Get a look at this, we’re sure you’ll change your mind!

Item#: 12259 Age: 8+
5 Stars (3 customer reviews)

Smart Robot 4M Kit

Build your very own smart robot!

Item#: 12831 Age: 8+
5 Stars (3 customer reviews)

Doodling Robot 4M Kit

Build a robot that's an artist too!

Item#: 13398 Age: 8+
4.5 Stars (2 customer reviews)

Brush Robot 4M STEM Kit

Get swept away by this fantastic robot kit that uses vibrations to move!

Item#: 13397 Age: 8+
5 Stars (1 customer reviews)

Solar Rover 4M Kit

Build a cool rover that's powered by the sun!

Item#: 14218 Age: 8+

Bubble Science 4M Kit

Use this bubble science kit for your next science project!

Item#: 14735 Age: 8+

Magnet Science 4M Kit

Learn all about magnets with the Magnet Science 4M Kit!

Item#: 14897 Age: 8+
5 Stars (2 customer reviews)

4M Crystal Growing Kit

Cultivate a color-customizable crystal you can grow in the comfort of your own home!

Item#: 16253 Age: 10+
5 Stars (1 customer reviews)

Math Magic 4M Kit

Have fun astonishing your friends with magic number tricks!

Item#: 15258 Age: 8+
5 Stars (1 customer reviews)

Glow Crystal Growing 4M Kit

Cultivate a luminous glow-in-the-dark crystal you can grow in the comfort of your own home!

Item#: 16478 Age: 10+

Crystal Geode Growing 4M Kit

Grow two spectacular shining geode crystals and learn the science behind their creation!

Item#: 16479 Age: 10+

KidzLabs 4M Crystal Science Kit

Grow three spectacular shining crystals and learn the science behind their creation!

Item#: 15957 Age: 10+

Insectoid 4M Robot Kit

Construct this easy-to-build insectoid! Discover the mechanisms behind robotic movement. It crawls, wriggles and walks.

Item#: 15956 Age: 8+

Motorized Robotic Arm 4M Kit

An easy to assemble battery powered mechanical arm that is able to grab, lift, move, and drop small objects.

Item#: 16796 Age: 5+

Salt-Water Powered Truck 4M Kit

Build a small truck that is powered by 100% salt-water.

Item#: 16797 Age: 8+

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At xUmp.com, we are passionate about science. We believe in hands-on learning and making science fun. - Anton Skorucak, Physicist and Founder

At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.