Halloween may still be months away, but that doesn’t mean you can’t plan ahead. Here’s a look at some of the world’s geekiest childrens costumes, starting with Bumblebee above. Continue reading to see the others.

[via Toxel]

1. LEGO Boba Fett

2. Mario and Luigi

3. UP’s Russell

4. Master Chief

5. Voltron

6. Mega Man