The video is being made. Until it arrives, here is what it will say (104 words, about 52 seconds):

Here's a school garden in winter, and two bird feeders hang from one branch.

Jack's feeder is painted bright red. Molly's feeder is plain brown.

A sparrow lands on Molly's feeder and eats. Then it hops to Jack's feeder, and the seed pours out onto the grass.

Jack's feeder looked better. So why did Molly's feeder work, and Jack's feeder fail?

Molly did something before she built hers, and Jack did not.

To find out, we will look at what a design must do, and how to check an idea before you build it.

Okay, so are you ready to build something that works?

It ends with a ready line. Then pick a reply below — any reply counts.