A small pine box, painted as a deep blue night sky with a few crooked stars, is about as satisfying as an afternoon project gets. This one holds a child’s lost tooth for the night, then goes on the shelf as a keepsake.
The idea comes up whenever teeth are on everyone’s mind: one adult is reading through the Dental Implants manhattan pages that people compare before they talk to a dentist, and a six-year-old announces a wobbly front tooth. The adult decisions belong to a licensed dentist or orthodontist after an exam. The box is for the smaller, sillier moment.
What you’ll need
- One small unfinished pine box with a hinged lid, about the size of a paperback (a thrift-store wooden trinket box, or a sturdy cardboard gift box)
- Sandpaper in two grits, medium and fine (sanding sponges work too)
- Acrylic craft paint in dark blue, a lighter blue, yellow and white (any dark color plus white and yellow)
- Two flat brushes and one small round brush (a kitchen sponge for the sky)
- One sheet of craft felt (a scrap of flannel)
- An index card for the tooth pocket (the back of a cereal box)
- White craft glue (wood glue is fine, just wipe the squeeze-out right away)
- Water-based clear sealer (a clear water-based varnish; follow the label)
- A pencil, a ruler, a bottle cap for tracing the moon, a jar of water and a few rags
The short tool rundown
A sanding block keeps the wood flat where a bare fingertip would round it over. Sharp scissors handle the felt and the card. A pencil and ruler do the marking. Nothing in the kit has a blade you’d worry about, and it should stay that way: a craft knife is a grown-up tool that wants a cutting mat, not the kitchen table.
Set up your space
Cover the table with kraft paper or a few layers of newspaper and tape the corners down. Sand outdoors or beside an open window, because pine dust is fine and hangs in the air; a dust mask is cheap and worth wearing. Then settle in good light from one side, so brush marks show while you can still fix them. Keep the water jar and a rag within reach of your painting hand, and open a window before you use the sealer.
Step by step
Step 1: Sand the box in stages
Start with the medium grit, working along the grain, then go over everything again with the fine grit. When it’s right, the wood feels like smooth cardboard and the corners are slightly softened, with no fuzz catching your thumb. The usual slip is skipping the second grit, which leaves a rough grain that rises once paint hits it. Wipe off the dust with a barely damp rag before any paint goes on.
Step 2: Paint the base coat
Paint the lid and outside walls dark blue, in thin coats. A thin coat looks a little streaky and see-through, and that’s correct; the second coat fills it in. A thick coat pools in corners and drips into the hinge. If you spot a drip, wipe it at once with a damp rag. Keep paint out of the hinge, because a painted-shut hinge is the one mistake you can’t fully undo.
With kids: a child can paint the two long sides while you do the lid. Hand over the wide brush and say the job is “cover it up, no need to be neat.”
Step 3: Blend the night sky
While the lid is still tacky, dab the lighter blue along one edge with a damp sponge and tap it toward the middle. You’re after a soft glow near the edge that fades into the dark blue. Beginners tend to scrub back and forth, which turns the lid a muddy gray-blue. Tap straight down and lift. If it goes muddy, let it dry, repaint with the dark blue and try again.
Step 4: Paint the moon and stars
Once the sky is fully dry, trace the bottle cap lightly in pencil for the moon and sketch a handful of stars. Fill the moon with white and the stars with yellow, using the small round brush. A good result looks slightly wobbly and handmade; uneven stars are still stars. If a pencil line shows through, a second thin coat hides it.
With kids: stars can be fingerprints in yellow paint. Keep a wipe-down rag handy and let them add as many as they like.
Step 5: Line the inside with felt
Measure the inside floor and cut the felt about an eighth of an inch smaller on every side, so it sits flat instead of curling up the walls. Spread a thin layer of glue on the floor, lay the felt down and press from the center outward. It should lie flat with no bubbles. If you see a wrinkle, lift that corner while the glue is wet and smooth it again. Use thin glue, not a thick layer, since heavy glue soaks through felt and leaves a stiff, shiny patch.
Step 6: Make the tooth pocket
Cut a rectangle of card about the size of a postage stamp and a half, fold it into a small envelope with a flap, and glue it to the felt along the bottom and sides only. The flap should lift easily and close without bulging. The common slip is cutting the pocket too snug, so it fights you every time. Make it a quarter inch larger than seems necessary. Keep glue away from the opening.
With kids: a child can write a name and the date in pencil on the front of the pocket. That small detail turns the box into a keepsake.
Step 7: Seal the outside
Once the paint has dried for a full day, brush one thin coat of water-based sealer over the lid and sides, and keep it off the felt. When it dries it looks clear and slightly glossy, and the colors stay as they were. Bubbles and brush marks come from overworking the sealer, so lay it on in long strokes and then leave it alone. Follow the label on drying time, which varies from one product to another.
Finishing and display
Leave the lid open while the sealer cures, otherwise the lid can stick to the box. Add small felt dots under the corners so the box slides across a shelf without scratching it. Keep it somewhere dry and out of direct sun, which fades paint over time.
Try it this weekend
The mini version skips the sanding, the felt and the sealer, and turns a plain cardboard gift box into a night-sky tooth box.
- Time: about 90 minutes, plus drying time
- Supplies: a small cardboard box with a lid, dark blue, yellow and white craft paint, one brush
- The step that matters most: paint thin coats, and let the base coat dry before adding the moon and stars
Where to take it next
Swap the sky for a collage lid, with tissue paper and torn magazine pages glued down in overlapping layers and a thin coat of sealer on top. Or make a row of boxes for brothers and sisters, a different sky on each lid: a sunrise, a stormy night, a sky full of planets. A bigger version can use a small wooden organizer box, where a whole childhood of keepsakes can live.
However you decorate it, the best box is the one that gets finished, wobbly stars and all.