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Keychains & Bracelets


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Photo of the: UV Light Blacklight Keychain

UV Light Blacklight Keychain

A compact and affordable ultraviolet keychain flashlight that can be used for ID verification, hotel sanitation checks, detecting counterfeit currency, and more!

$2.99 $1.75

Item#: 16083 Age: 14+
5 star rating (6 customer reviews)

Photo of the: Heart Mood Ring with Adjustable Size Band

Heart Mood Ring with Adjustable Size Band

This mood ring features an adjustable ring band and a marvelous color-changing heart.

$3.99 $1.79

Item#: 17281 Age: 14+

Photo of the: Tape Measure Keychain

Tape Measure Keychain

Never leave home without your key chain tape measure!

$4.99 $3.95

Item#: 12249 Age: 13+
5 star rating (2 customer reviews)

Photo of the: Pocket Level Keychain

Pocket Level Keychain

Get this useful key chain so you can level anything, anytime!

$1.99 $1.29

Item#: 13841 Age: 13+
4.5 star rating (2 customer reviews)

Photo of the: Genuine Meteorite Necklace

Genuine Meteorite Necklace

This necklace features a real meteorite!

$29.99 $19.95

Item#: 14599 Age: 13+
4.5 star rating (3 customer reviews)

Photo of the: Ultrabright COB Keychain Light

Ultrabright COB Keychain Light

This handy carabiner clip keychain light features super-bright SMT light technology and 3 modes.

$6.99 $3.59

Item#: 16417 Age: 18+

STEM: 8 Science Experiment Ideas

STEM: 8 Science Experiment Ideas

Science Fair Projects Ideas and Advice

Secrets to successful science fair projects

Educational Activities to Keep Kids Interested in Science

Ten Ways To Keep Kids Interested In Science

Summer Science Activities for Children

Cool Summer Science Projects


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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

Welcome to xUmp.com, your one-stop shop for all your scientific and STEM needs! Our extensive selection of science supplies has been carefully curated by real scientists and educators, ensuring that you'll find only the best and most educational products on our site. Whether you're a teacher looking for classroom supplies, a student gearing up for a science fair, or a science enthusiast looking for the perfect gift, we've got you covered. From chemistry glassware and lab equipment to robots and science kits, we have everything you need to explore the exciting world of science. Browse our store today and discover the wonder of science!