These summer slime recipes are bright, colourful, and made for warm-weather fun! From fruity watermelon and lemonade slimes to ocean slime, sand slime, and other sunny seasonal ideas, there are plenty of fun textures, colours, and mix-ins to explore.
Make one of these summer slime ideas for a rainy afternoon, a playdate, summer camp, or anytime kids need a simple boredom buster. Whether you choose something sparkly, beachy, fruity, or extra stretchy, these easy slime recipes are a fun way to add hands-on sensory play to the season!

Summer Slime Ideas
This collection is full of bright, colourful ideas that are perfect for summer! From sparkly lemonade slime to ocean slime with charms, there are lots of playful textures, colours, and add-ins to try.
Many of these summer slime recipes use basic slime supplies like glue, activator, and food colouring. And whether you want to play around with glitter or clay charms, these simple recipes are easy to customize with whatever you have on hand. So scroll through these fun slime ideas and follow our step-by-step tutorials, linked in the titles and pictures below. These DIY slime recipes are perfect for the season, and are a fun way to spend your next screen-free summer afternoon!
Watermelon Slime
This watermelon slime is one of the most summery slime recipes you can make! The bright red slime is the perfect colour for watermelon, and the black polymer clay seeds give it a fun, realistic look. This slime is perfect for summer birthday parties or any time you want a bright and colourful slime that feels like a warm weather treat.

Lemonade Slime
This lemonade slime is bright, sparkly, and perfect for summer! Made with clear glue, yellow glitter, and tiny lemon slices, it looks like a cup of glittery lemonade in slime form. It’s a fun choice for a sunny day activity, especially if you want a slime that feels cheerful, fresh, and full of summer colour.

Ocean Slime
This ocean slime is such a fun beach-inspired slime for summer! Due to its blue colour, sparkly finish, and ocean animal charms it looks like a tiny underwater world! It’s the perfect slime for under the sea themes, beach crafts, summer camp activities, and kids who love sensory play with lots of little ocean details.

Sand Slime
This sand slime brings the beach indoors! The recipe uses real sand mixed into the slime, giving it a gritty, beachy texture that feels totally different from regular slime. Add small seashells on top for even more ocean-inspired sensory play, and you have a fun summer slime recipe that’s perfect for kids who love the beach, sand, and seaside crafts.

Mermaid Slime
This mermaid slime has all the sparkly, ocean-inspired colour you could want in a summer slime! In addition to its teal colour, the glittery finish of this slime gives it a magical underwater look. This makes it perfect for mermaid parties, beach themes, or kids who love bright, shimmery slime. And why not try adding in some cute mermaid charms or seashells? It’s not quite a beach slime, not quite a fantasy slime — just a fun mix of both.

Fruit Slime
This fruit slime is bright, sparkly, and filled with tiny fruit slices, making it a super fun summer slime idea! In addition to the clear base that lets all the colourful fruit add-ins show through, the glitter colours give it a sweet, juicy look. It’s perfect for fruit-themed crafts, summer playdates, or a colourful sensory activity that feels fresh and fun.

Rainbow Slime
This rainbow slime is full of bright summer colour! The bold stripes stretch together into a colourful, glossy slime that’s perfect for both sunny days and rainy day activities. You can make it at summer camp or use it as a simple Pride-themed craft. Because of its cheerful colours it’s one of those slime recipes that feels perfect for summer!

Scented Bubble Gum Slime
This bubble gum scented slime is bright pink, glossy, and super fun to stretch and squish. While it doesn’t have a traditional summer theme, the candy-shop colour and playful bubble gum vibes make it fit right in with these colourful summer slime recipes. It’s a fun one for parties, rainy summer afternoons, and kids who love sweet treat-inspired slime.

Gummy Bear Slime
This gummy bear slime is such a fun candy-inspired slime for summer! It’s made with real melted gummy bears, which gives it a stretchy, squishy texture and soft gummy candy colours. It’s a playful slime recipe for kids who love colourful sensory activities, and its sweetness makes it fit right in with these summer slime ideas.

Jello Slime
This Jello slime is part slime, part playdough, and is such a fun sensory activity for summer! It’s made with real Jello powder, which gives it a bright colour and a soft, stretchy dough-like texture that’s different from regular slime. It’s a playful recipe for kids who love hands-on mixing, squishing, and experimenting with colourful sensory play. (And it smells sooo good!!)

Here’s even more slime recipes:



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