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Save up to 50% OFF cool science kits, toys and games.
Save up to 50% OFF cool science kits, toys and games.

Copernicus Toys

Mystery Stick

Vibrations produced by rubbing the notches on this mystery stick can be controlled to make the prop turn!

Item#: 10465 Age: 6+
5 Stars (4 customer reviews)

Cool Blue Light Experiment Kit

Learn about chemiluminescence, how fireflies light up and the real quantum leap with this neat chemistry kit!

Item#: 10548 Age: 9+

TV Rock - Ulexite

This rock has amazing fiber optic properties!

Item#: 11567 Age: 7+
5 Stars (1 customer reviews)

Glowing Gel Experiment Kit

Learn about the chemistry behind gels, polymers, states of matter and phosphorescence with this neat chemistry kit!

Item#: 10547 Age: 9+

Glow Glux

Check out this awesome super putty that brilliantly glows in the dark!

Item#: 13736 Age: 7+
5 Stars (2 customer reviews)

Thermochromic Glux

This putty has awesome color-shifting abilities!

Item#: 13735 Age: 7+
4 Stars (2 customer reviews)

Rocks and Minerals of the USA

A great affordable rock collection!

Item#: 14024 Age: 6+
5 Stars (1 customer reviews)

Owl Pellet

See what this owl ate for dinner with this REAL owl pellet!

Item#: 12970 Age: 10+

Monster Balloon

This balloon will blow your mind with how large it becomes!

Item#: 14023 Age: 9+

Mathy Tattoos

Use these fun math tattoos to show off your math smarts!

Item#: 14804 Age: 8+

Gems of the USA

An affordable way to get your child interested in collecting geological specimens!

Item#: 14025 Age: 6+
5 Stars (1 customer reviews)

Gold Glux

This glux putty is a shimmering beautiful gold coloring!

Item#: 14805 Age: 8+

Interplanetary Tattoos

Fun space-themed tattoos

Item#: 15315 Age: 4+
5 Stars (1 customer reviews)

Volcano Crystal Growing Kit

This crystal growing kit utilizes a cardboard foundation, warm water, and potassium phosphate powder to naturally construct a magnificent volcano themed crystal display.

Item#: 16780 Age: 6+

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xUmp.com Catalog

CATALOG

View xUmp science supplies catalog

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.