8 100th Day of School Ideas for Boys

Ideas built around dinosaurs, cars, bricks and superheroes — though every idea on the site works for any child.

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8 ideas

A shirt covered in 100 googly eyes with the slogan “I’ve been watching you for 100 days”.

40 min Cost $ 4 items

“I’m 100 days roar-some” with 100 small dinosaur stickers or felt dinosaurs.

40 min Cost $ 4 items

Ten rows of ten small building bricks (or brick-shaped felt) glued onto a shirt.

50 min Cost $$ 3 items

Sew or glue 100 spare buttons onto a shirt in a “100” shape.

1 hr Cost $ 3 items

Braces, a flat cap, a cardigan and a drawn-on moustache make an instant 100-year-old.

20 min Cost $ 5 items

A felt or pillowcase cape decorated with 100 stars and a big “100” logo.

40 min Cost $ 4 items

A white top with 100 black felt spots — add ears on a headband for a full puppy look.

45 min Cost $ 4 items

Build the tallest tower possible using exactly 100 building bricks, then measure it.

30 min Cost $ 3 items