Aired Wednesday July 10, 3:05pm - 3:20pmon CBeebies HD

Maddie's Do You Know?

Series 4 Episode 13: Kaleidoscope and Envelope

Maddie looks inside things. Take a look inside a kaleidoscope to learn how it uses three mirrors called a triangular prism to make colourful patterns. Maddie uses a special camera to show exactly how different patterns are made. Next, she visits a factory where we see how envelopes are made. Lots of paper is used with a very long machine called an envelope machine, which makes the envelopes really, really quickly! Maddie uses a special camera to look at the see-through film.

Adventure / Children / Educational / Entertainment
Original air date
Cast and crew
  • Darren CoatesDirector
  • Maddie MoateHost