brick-tile.png notes=http://openclipart.org/detail/9523/-by--9523
cart.png source=PhET author=Noah
cloud1.png notes=http://openclipart.org/detail/99229/landscape-by-rg1024
crate.png source=PhET author=Noah
fridge.png source=PhET author=Noah
girl-holding.png source=PhET notes=balancing act
girl-sitting.png source=PhET notes=balancing act
girl-standing.png source=PhET notes=balancing act
go_hover.png source=PhET author=Noah
go_pressed.png source=PhET author=Noah
go_up.png source=PhET author=Noah
grass.png source=PhET author=Noah
ice_overlay.png source=PhET author=Noah
man-holding.png source=PhET notes=balancing act
man-sitting.png source=PhET notes=balancing act
man-standing.png source=PhET notes=balancing act
mountains.png source=PhET author=Noah notes=from Energy Skate Park
mystery-object-01.png source=PhET notes=balancing act
pull_figure_BLUE_0.png source=PhET author=Noah
pull_figure_BLUE_1.png source=PhET author=Noah
pull_figure_BLUE_2.png source=PhET author=Noah
pull_figure_BLUE_3.png source=PhET author=Noah
pull_figure_lrg_BLUE_0.png source=PhET author=Noah
pull_figure_lrg_BLUE_1.png source=PhET author=Noah
pull_figure_lrg_BLUE_2.png source=PhET author=Noah
pull_figure_lrg_BLUE_3.png source=PhET author=Noah
pull_figure_lrg_RED_0.png source=PhET author=Noah
pull_figure_lrg_RED_1.png source=PhET author=Noah
pull_figure_lrg_RED_2.png source=PhET author=Noah
pull_figure_lrg_RED_3.png source=PhET author=Noah
pull_figure_RED_0.png source=PhET author=Noah
pull_figure_RED_1.png source=PhET author=Noah
pull_figure_RED_2.png source=PhET author=Noah
pull_figure_RED_3.png source=PhET author=Noah
pull_figure_small_BLUE_0.png source=PhET author=Noah
pull_figure_small_BLUE_1.png source=PhET author=Noah
pull_figure_small_BLUE_2.png source=PhET author=Noah
pull_figure_small_BLUE_3.png source=PhET author=Noah
pull_figure_small_RED_0.png source=PhET author=Noah
pull_figure_small_RED_1.png source=PhET author=Noah
pull_figure_small_RED_2.png source=PhET author=Noah
pull_figure_small_RED_3.png source=PhET author=Noah
pusher_0.png source=PhET author=Noah
pusher_1.png source=PhET author=Noah
pusher_10.png source=PhET author=Noah
pusher_11.png source=PhET author=Noah
pusher_12.png source=PhET author=Noah
pusher_13.png source=PhET author=Noah
pusher_14.png source=PhET author=Noah
pusher_2.png source=PhET author=Noah
pusher_3.png source=PhET author=Noah
pusher_4.png source=PhET author=Noah
pusher_5.png source=PhET author=Noah
pusher_6.png source=PhET author=Noah
pusher_7.png source=PhET author=Noah
pusher_8.png source=PhET author=Noah
pusher_9.png source=PhET author=Noah
pusher_fall_down.png source=PhET author=Noah
pusher_straight_on.png source=PhET author=Noah
reset_button_disabled.png source=PhET author=Sharon
reset_button_down.png source=PhET author=Sharon
reset_button_over.png source=PhET author=Sharon
reset_button_up.png source=PhET author=Sharon
rope.png source=PhET author=Noah
skateboard.png source=PhET author=Noah
stop_hover.png source=PhET author=Noah
stop_pressed.png source=PhET author=Noah
stop_up.png source=PhET author=Noah
trash-can.png source=PhET notes=balancing act
water-bucket.png source=PhET notes=Noah