Big Lizard Episodes Available now
How to Record Sound—Series 1
Cosima and Big Lizard record some cosmic nature sounds for Dad.
When Dad Sleepwalked—Series 1
When Dad begins sleepwalking, Cosima and Big Lizard follow him to discover why.
Cosima in Charge—Series 1
Cosima is left in charge for a day and accidentally hosts a massive party.
How to Fix a Tyre—Series 1
When the buggy gets a flat tyre, Big Lizard stumbles across a natural solution.
Astronaut Health Check—Series 1
Dad needs some training to pass his astronaut fitness test.
The Sea Meteorite!—Series 1
A meteorite lands in the sea, and Dad claims it for science. But the animals want it back.
The Problem Plant—Series 1
Big Lizard steals Dad's special plant from the ship... and just in time!
Magnetite—Series 1
When D.O.R.I.S.’s satnav breaks, Big Lizard teaches Cosima how she to find her way.
Best Friends Forever—Series 1
Cosima needs to reassure Big Lizard that he is definitely her best friend forever.
Dad's Birthday—Series 1
Cosima accuses Big Lizard of eating Dad's birthday cake.
