Science and STEM gifts under $25

A screen-free fiddle puzzle that works for a kid's stocking or a coworker's desk.

A fun stocking filler for a birdwatcher or anyone who likes Australian wildlife.

A curious small gift for someone who likes unusual stationery and wants a pen that never needs a refill.

A festive make-and-eat project for kids who like cooking with a grown-up, and the treat bags make the results easy to share.

For a curious child who likes watching things grow; it teaches plant science with real edible results.

For a young rock collector who likes a hands-on project with something to keep at the end.

For a curious child who likes building things and then using them to look at leaves, insects and fabric.

For a teen or adult who likes electronics and wants a project that ends in something usable.

A low-cost science gift for a curious eight-to-ten-year-old.

For a kid who likes both science experiments and baking, done with a grown-up.

A small game that works for mixed ages, since quick eyes matter more than experience.

A tactile desk toy for kids who fidget, and adults tend to play with it too.

Suits a tween or teen who likes space or quick puzzles on a quiet afternoon.

A first mechanical build for a kid who wants to see how gears turn motion into movement.

A fidget for a tween or teen who likes something in their hands while thinking, with the magnet trick as a bonus.

For a curious kid, teen or adult who likes building things and wants to try film.

For a young child who likes being outdoors and collecting bugs, leaves and rocks.