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Maths
Jelby
Your jellyfish guide through the ocean of numbers. Jelby leads every maths adventure.
Playable nowEvery subject has its own Skill Sidekick, a friendly jellyfish to learn alongside. Same big-hearted crew, each with their own colour and their own thing they love. Jelby guides maths today, and the rest are on the way. Point at each one to say hello!
Your jellyfish guide through the ocean of numbers. Jelby leads every maths adventure.
Playable nowA gentle jellyfish who loves the sound of words and helping children read their very first ones.
Coming soonA cheerful jellyfish who turns letters into stories and never runs out of things to say.
Coming soonA curious little jellyfish who loves experiments, bubbles and big questions.
Coming soonA friendly time-travelling jellyfish who's seen it all, from dinosaurs to castles.
Coming soonAn adventuring jellyfish who maps rivers, mountains and faraway places.
Coming soonA splashy jellyfish who paints with every tentacle at once. Never afraid to make a mess!
Coming soonA clever jellyfish who loves code, puzzles and squashing (friendly) glitches.
Coming soonA rhythm-loving jellyfish who turns everything into a beat. One, two, three, four!
Coming soonA bouncy bundle of energy who's always ready to run, jump and play.
Coming soonA chatty jellyfish who says hello in every language under the sun.
Coming soonA gentle jellyfish who loves big questions, quiet moments and stories from around the world.
Coming soonA kind jellyfish who's all about feelings, friendship and looking after each other.
Coming soonJelby's maths games are playable now. Join the pod and we'll let you know the moment each new Sidekick arrives, with free games and activity books for every subject.
Made by a UK educator · No spam, ever.