Salt Dough Bug Fossils: A Fun August Homeschool Activity

If you’re like me, you’re always on the hunt for simple, fun, educational activities to ease your kids back into learning mode without making it feel like… well, school. Enter: Salt Dough Bug Fossils.

Why now? Because August is one of those months that sneaks up on us, isn’t it? The pool floats are still deflated in the backyard, the popsicles are still sticking to the bottom of the freezer … then suddenly, you’re planning your homeschool year. It’s the season of school supply aisles, fresh planners, and that mix of “Let’s do this!” and “Wait, where did summer go?”

This is one of those activities that hits the sweet spot—it’s hands-on, it’s creative, and it sneaks in science (and even a little math!) while your kids are just having fun. Plus, the ingredients are probably already in your pantry, which makes it even better.

Salt Dough Bug Fossils Recipe

Supplies you’ll need:

1 cup flour
½ cup salt
½ cup water
Bowl and spoon
Rolling pin
Round biscuit cutter (or just grab a cup)
Parchment paper
Small baking sheet
Plastic bugs
Paint (optional, for decorating later)

Directions for making salt dough bug fossils:

Preheat oven to 200°F.
Mix flour and salt together in a bowl.
Add the water and stir until a dough ball forms. Knead until smooth.
Roll the dough out on parchment paper.
Cut circles using a biscuit cutter or cup.
Press a plastic bug into each dough circle, then carefully lift it back out to leave the imprint.
Bake the “fossils” at 200°F for 1 hour. Flip them over, and bake another hour.
Let cool completely.
Paint them, if you want to get artsy! (For kids, this can be the best part.)

Here are step by step photos, if you want a good visual of how to do this:

And the finished bug fossils you’ve made out of salt dough will look something like this:

Ways to Play and Learn with Bug Fossils

Here’s where the fun begins! Once your fossils are cooled and ready, there are lots of ways to keep the activity going:

Archaeology dig: Bury the fossils in a sandbox, sensory bin, or even a tub of rice and let your kids “excavate” them like paleontologists.
Matching game: Mix up the bugs and the fossils—can your kids figure out which bug made which imprint?
Story time: Have your kids imagine the “ancient world” their fossil came from. Was it a prehistoric beetle? A giant ant? What kind of environment would it have lived in?

Extend the Learning (Sneaky Homeschool Bonus!)

The beauty of simple projects like this is that you can easily tie them into different subjects:

Science: Talk about how fossils are formed in nature, and how scientists use them to learn about the past. You could even read a picture book about fossils or dinosaurs to go along with it (see book list below).
Art: Paint the fossils to look realistic—or let the kids go wild with rainbow bugs and glittery beetles. Both are valid scientific approaches in this house. 😉
Math: Count how many fossils you made, measure ingredients together when mixing the dough, or compare the sizes of the bugs and their imprints. For older kids, you could even discuss ratios in the recipe.
Language Arts: Encourage your kids to write a short “field journal entry” about their fossil discovery, complete with sketches and descriptions.

Book & Resource List for Bug and Fossil Fun

If you want to expand this into a mini-unit study (or just need a few good read-alouds to go with your activity), here are some great picks:

Picture Books & Early Readers:

Fossil by Bill Thomson (a gorgeous wordless picture book that sparks imagination)
The Magic School Bus Inside the Earth by Joanna Cole (classic Ms. Frizzle fun about rocks and fossils)
National Geographic Little Kids First Big Book of Dinosaurs by Catherine D. Hughes
Bug Hotel by Libby Walden (a peek into the world of bugs and their habitats)

For Curious Elementary Kids:

The Big Bug Book by David A. Carter (interactive pop-up book for bug lovers)
Dino Fossils for Kids by Ashley Hall

Extras to Try:

A magnifying glass or kid-friendly microscope to examine real rocks, leaves, or bugs.
A nature walk to hunt for interesting rocks, shells, or leaf imprints.
Printable “fossil dig” activity sheets (many free online!).
Make some other things with salt dough, like this cell model or even a salt dough map.

Why Activities Like This Matter in August

Let’s be real: August can feel a little wobbly. Kids are transitioning out of summer mode, and moms are trying to juggle lesson planning, book ordering, and maybe just one more beach trip before the weather turns.

Activities like salt dough fossils are perfect for this season because they:

Keep kids engaged (without screens).
Bridge the gap between “summer fun” and “school time.”
Create space for curiosity, creativity, and conversation.

And honestly? They remind us why homeschooling is so special—we get to learn together, in the messy, creative, joyful ways that actually stick. (But if your salt dough is too sticky, just add a bit more flour and you should be fine.) 😉