Keeping it simple: you can eat them out of hand. I was dubious, but you can, just crunch them between your molars to crack them open so that the nutrition is available. Another -- put them in a smoothie; chances are a blender or food processor won't 'grind' them, but the chia seeds will thicken and stabilize the drink.

Here are a few more:
http://food52.com/recipes/10605_chia_mint_yogurt_dip
http://food52.com/recipes/10647_sweet_rice_with_mango_chia_and_black_sesame
http://food52.com/recipes/10464_breakfast_chia_seed_pudding
http://food52.com/recipes/10683_power_bread

I came across this recipe over at the lovely la tartine gourmande http://www.latartinegourmande.com/2011/11/21/gluten-free-apple-galette-chia-seeds/