Science and STEM gifts under $100

A lasting wooden toy for a one- or two-year-old.

Suits a kid starting out in coding who wants something physical.

Suits a weather watcher or someone who likes calm, pale colours on the wall.

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 small keepsake puzzle for a dinosaur or fossil fan; quick to finish and nice to redo.

A good grandparent gift that gives a young builder enough pieces for bigger projects.

For a dinosaur-mad preschooler who likes digging and scooping, contained in a bin rather than all over the floor.

Suits a news reader who is tired of the daily churn and likes long, considered pieces and infographics.

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.

Suits a car fan aged nine and up.

A dependable first set for a preschooler that expands with other sets.

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 younger kid who wants to play chemist with real, messy, safe experiments.

For a kid who likes experiments that leave something to keep on the shelf.

Works for a friend who likes wildlife and would welcome a gift that also gives.

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

A feel-good gift for an animal lover that is also a donation.