# 0.00.31 (68632) Oct 1, 2012 Tab 2: Fixed: when you apply force to slow the skateboard down and then let go, the little figure goes behind whatever is on the skateboard but in front of the skateboard itself Tab 2-3: When friction force arrow overlaps applied force arrow, show the friction arrow text below the friction arrow # 0.00.30 (68627) Oct 1, 2012 Tab 2-3: Move the force arrow text when it intersects Tab 2-3: Moved "Masses" check box above "Speed" checkbox Tab 2-3: Added mountains back in # 0.00.29 (68619) Oct 1, 2012 Tab 2-3: Temporarily removed mountains # 0.00.28 (68614) Oct 1, 2012 Tab 2-3: Moved all rocks to above the toolboxes # 0.00.27 (68612) Oct 1, 2012 Tab 2-3: Added mountains # 0.00.26 (68607) Oct 1, 2012 Tab 3: Fixed: No longer can move object to the left. Flicker is happening there too. Tab 2-3: Made rocks smaller and more faded out # 0.00.25 (68600) Sep 29, 2012 Tab 3: Fixed: The fallen pusher doesn't always stay fallen long enough Tab 3: Update the friction force while changing mass or slider value while paused Tab 3: Fixed: Force arrows flicker when friction > applied force for a moving object Tab 3: Reduced coefficient of friction so that the fridge can be moved at the default setting Tab 2-3: Fixed: When entering text, the slider knob doesn't move # 0.00.24 (68590) Sep 29, 2012 Tab 2-3: Moved rocks underground and randomized size and locations # 0.00.23 (68587) Sep 28, 2012 Tab 2-3: make it so rock doesn't overlap the character on startup Tab 2-3: Fixed: The force slider does not snap back to zero. The force does go to zero, but the handle doesn't snap back Tab 2-3: Added rocks to the background Tab 1: Added a sound checkbox Tab 1: Fixed: Return button should disappear after being pressed Tab 2: Moved up objects so they sit on the skateboard without overlapping it too much Tab 1: Added golf clap audio # 0.00.22 (68548) Sep 28, 2012 Tab 2-3: Add some padding on either side of the "?" for the gift to make it easier to read Tab 2-3: Don't allow stacking on garbage can or gift Tab 2: Fixed: pusher's hands press into the man by 20px or so Tab 3: Made "Sum of Forces" unchecked by default Tab 2-3: Brightened the pusher images to help "friction force" text be more readable against the pusher. Tab 2-3: Added new crate image Tab 2-3: Made the friction slider change the coefficient of friction instead of the friction force # 0.00.21 (68535) Sep 27, 2012 Tab 2-3: indent force-related items, like "values" and "sum of forces" Tab 2-3: Increased font size and look for mass readouts Tab 2-3: Rounded off object masses Tab 1: Changed "Restart" to "Return" Tab 2-3: Gray out the inaccessible part of the slider for at least 1 second, to prevent flickering behavior especially on Tab 3 Tab 2-3: Gray out the part of the slider that is inaccessible Tab 2-3: Fixed: Correctly show fallen pusher when velocity exceeded Tab 2-3: Clamp slider knob when value exceeded # 0.00.20 (68501) Sep 27, 2012 Tab 2-3: Show "?" for mystery mass Tab 2-3: Show masses for objects Tab 1-3: Removed "Show" from control panel titles Tab 2-3: Only allow to stack on items with a flat top Tab 2-3: Limit stack size to 3 things Tab 2-3: Removed boy character and replaced with man Tab 2-3: Fixed: pusher looks fallen sometimes when he should be standing facing front Tab 2-3: Updated image for fallen pusher # 0.00.19 (68488) Sep 26, 2012 Tab 2-3: Have the characters stand in the toolbox and sit in the play area Tab 2-3: fixed: not all objects should face the direction of applied force # 0.00.18 (68484) Sep 26, 2012 Tab 2-3: Sitting characters face the direction of the applied force # 0.00.17 (68481) Sep 26, 2012 Tab 2-3: Switched to sitting characters Tab 2-3: Made garbage can 2/3 of its original size Tab 3: Gray out "sum of forces" checkbox when "forces" not selected Tab 2-3: Rescaled speedometer velocity to align with max velocity due to strobe effect # 0.00.16 (68476) Sep 26, 2012 Tab 2-3: Fixed: Speedometer size changes when first object dropped on stack. Tab 2-3: To make sure pusher hands reach the crate: made 20% larger crate, 10% smaller pusher Tab 2-3: Added more objects: characters from balancing act, trash can, gift-wrapped present Tab 2-3: Added an (empty) toolbox on the right Tab 2-3: Wired up play/pause/rewind/step buttons Tab 2-3: Show the pusher as fallen over when strobe speed exceeded Tab 1-3: For single character text (9N and lower), show vector value below the name Tab 1-3: Reduced the arrow font slightly so that "10N" will fit inside the arrow, also changed the location slightly Tab 1-3: Rescale the vectors so that they use the same scale factor in all tabs, and fit on the screen on tab 3 Tab 1: Play a victory sound when a flag is shown Tab 1-3: Changed Applied force and Sum of forces colors based on NP recommendation Tab 3: Fixed: friction force should not be able to make the object move backwards Tab 3: separate arrow tails for friction vs applied Tab 3: Added friction to model Tab 3: Object has to overcome friction before starting to move Tab 3: Show friction force and sum of forces # 0.00.15 (68451) Sep 25, 2012 Tab 1: Make flag wave Tab 1: Moved the vectors and labels all down by 25px to make room for the flag at the top center Tab 1: Made force vector colors slightly brighter and bolder Tab 1: Move toolboxes so they are vertically centered in the earth # 0.00.14 (68378) Sep 25, 2012 Tab 1: Fixed: When attaching a puller while the rope is moving, they do not change their pose. Tab 1: Show a flag after game complete Tab 1: Allow addition/removal of pullers after pressing "go" Tab 1: Added toolboxes and brown earth # 0.00.13 (68350) Sep 25, 2012 # 0.00.12 (68335) Sep 25, 2012 # 0.00.11 (68288) Sep 24, 2012 Added new images for buttons # 0.00.10 (68055) Sep 17, 2012 Fixed: Dragging doesn't work when screen resized Show "Sum of forces = 0" instead of blank Align the images when below the grass. Adjusted vertical position of the pullers with respect to the grass # 0.00.09 (68047) Sep 17, 2012 Fixed: puller nodes weren't always draggable after "restart" Increased cart speed leave "restart" button showing after "stop" pressed # 0.00.08 (68043) Sep 17, 2012 Don't allow dragging if the system is moving or completed make the force vectors transparent if in "complete" mode # 0.00.07 (68041) Sep 17, 2012 # 0.00.06 (64706) Jun 6, 2012 # 0.00.05 (64649) Jun 4, 2012 # 0.00.04 (64645) Jun 4, 2012 Flattened atan in mode3 # 0.00.03 (64629) Jun 4, 2012 Increased acceleration Added mode 4 # 0.00.02 (64614) Jun 4, 2012 Started mode 2 motion # 0.00.01 (64605) Jun 4, 2012 Added project for forces-and-motion-basics