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| Name | Last modified | Size | Description |
|---|---|---|---|---|
| Parent Directory | - | ||
| acid-base-solutions/ | 2026-06-23 23:10 | - | |
| alpha-decay/ | 2026-06-11 16:36 | - | |
| area-builder/ | 2026-06-23 23:37 | - | |
| area-model-algebra/ | 2026-06-23 23:39 | - | |
| area-model-counting/ | 2018-07-12 22:28 | - | |
| area-model-decimals/ | 2026-06-23 23:41 | - | |
| area-model-introduction/ | 2026-06-23 23:43 | - | |
| area-model-multiplication/ | 2026-06-23 23:46 | - | |
| arithmetic/ | 2026-06-23 23:48 | - | |
| atomic-interactions/ | 2026-06-23 23:49 | - | |
| baa-iframe-demo/ | 2014-02-14 20:35 | - | |
| balancing-act/ | 2026-06-23 23:51 | - | |
| balancing-chemical-equations/ | 2026-06-23 23:57 | - | |
| balloons-and-static-electricity/ | 2026-06-23 23:59 | - | |
| beaker/ | 2015-05-08 10:23 | - | |
| beers-law-lab/ | 2026-06-24 00:05 | - | |
| bending-light/ | 2026-06-24 00:07 | - | |
| blackbody-spectrum/ | 2026-06-24 00:08 | - | |
| blast/ | 2018-07-12 22:28 | - | |
| build-a-fraction/ | 2026-06-24 00:09 | - | |
| build-a-molecule/ | 2026-06-24 00:10 | - | |
| build-a-nucleus/ | 2026-06-24 00:13 | - | |
| build-an-atom/ | 2026-06-24 00:18 | - | |
| bumper/ | 2025-04-17 17:25 | - | |
| buoyancy-basics/ | 2026-06-24 00:28 | - | |
| buoyancy/ | 2026-06-24 00:23 | - | |
| button-test/ | 2014-01-22 12:14 | - | |
| buttons/ | 2018-07-12 22:28 | - | |
| calculus-grapher/ | 2026-06-24 00:35 | - | |
| capacitor-lab-basics/ | 2026-06-24 00:36 | - | |
| capacitor-lab/ | 2018-07-12 22:28 | - | |
| center-and-spread/ | 2022-03-06 18:51 | - | |
| center-and-variability/ | 2026-06-24 00:42 | - | |
| chains/ | 2026-06-23 22:56 | - | |
| charges-and-fields/ | 2026-06-24 00:44 | - | |
| chipper/ | 2018-07-12 22:28 | - | |
| circuit-construction-kit-ac-virtual-lab/ | 2026-06-24 00:48 | - | |
| circuit-construction-kit-ac/ | 2026-06-24 00:46 | - | |
| circuit-construction-kit-basics/ | 2016-04-25 21:52 | - | |
| circuit-construction-kit-black-box-study/ | 2023-02-24 21:05 | - | |
| circuit-construction-kit-black-box/ | 2016-06-20 13:16 | - | |
| circuit-construction-kit-dc-virtual-lab/ | 2026-06-24 01:06 | - | |
| circuit-construction-kit-dc/ | 2026-06-24 00:57 | - | |
| collision-lab/ | 2026-06-24 01:07 | - | |
| color-vision/ | 2026-06-24 01:10 | - | |
| concentration/ | 2026-06-24 01:16 | - | |
| coulombs-law/ | 2026-06-24 01:17 | - | |
| curve-fitting/ | 2026-06-24 01:18 | - | |
| density/ | 2026-06-24 01:26 | - | |
| deploy-dev-tests/ | 2015-08-31 15:50 | - | |
| diagram-demo/ | 2018-07-12 22:29 | - | |
| diffusion/ | 2026-06-24 01:30 | - | |
| energy-forms-and-changes/ | 2026-06-24 01:32 | - | |
| energy-skate-park-basics/ | 2026-06-24 01:41 | - | |
| energy-skate-park/ | 2026-06-24 01:36 | - | |
| equality-explorer-basics/ | 2026-06-24 01:45 | - | |
| equality-explorer-two-variables/ | 2026-06-24 01:47 | - | |
| equality-explorer/ | 2026-06-24 01:43 | - | |
| estimation/ | 2018-07-12 22:28 | - | |
| example-sim/ | 2026-06-24 14:58 | - | |
| expression-exchange/ | 2026-06-24 01:48 | - | |
| faradays-electromagnetic-lab/ | 2026-06-24 01:52 | - | |
| faradays-law/ | 2026-06-24 01:54 | - | |
| fluid-pressure-and-flow/ | 2019-07-15 22:30 | - | |
| forces-and-motion-basics/ | 2026-06-24 01:59 | - | |
| fourier-making-waves/ | 2026-06-24 02:01 | - | |
| fraction-comparison/ | 2018-07-12 22:28 | - | |
| fraction-matcher/ | 2026-06-24 02:02 | - | |
| fractions-equality/ | 2026-06-24 02:03 | - | |
| fractions-intro/ | 2026-06-24 02:04 | - | |
| fractions-mixed-numbers/ | 2026-06-24 02:05 | - | |
| friction/ | 2026-06-24 02:09 | - | |
| function-basics/ | 2018-07-12 22:28 | - | |
| function-builder-basics/ | 2026-06-24 02:13 | - | |
| function-builder/ | 2026-06-24 02:11 | - | |
| gameup/ | 2020-08-07 08:12 | - | |
| gas-properties/ | 2026-06-24 02:17 | - | |
| gases-intro/ | 2026-06-24 02:21 | - | |
| gene-expression-essentials/ | 2026-06-24 02:22 | - | |
| generator/ | 2026-06-24 02:26 | - | |
| geometric-optics-basics/ | 2026-06-24 02:34 | - | |
| geometric-optics/ | 2026-06-24 02:30 | - | |
| graphing-lines/ | 2026-06-24 02:36 | - | |
| graphing-quadratics/ | 2026-06-24 02:42 | - | |
| graphing-slope-intercept/ | 2026-06-24 02:45 | - | |
| gravity-and-orbits/ | 2026-06-24 02:49 | - | |
| gravity-force-lab-basics/ | 2026-06-24 02:53 | - | |
| gravity-force-lab/ | 2026-06-24 02:51 | - | |
| greenhouse-effect/ | 2026-06-24 02:59 | - | |
| griddle/ | 2020-07-08 16:02 | - | |
| hookes-law/ | 2026-06-24 03:01 | - | |
| interaction-dashboard/ | 2019-07-01 14:36 | - | |
| isotopes-and-atomic-mass/ | 2026-06-24 03:04 | - | |
| jb-tests/ | 2021-11-18 16:25 | - | |
| jg-tests/ | 2026-06-04 17:51 | - | |
| john-travoltage/ | 2026-06-24 03:06 | - | |
| keplers-laws/ | 2026-06-24 03:11 | - | |
| least-squares-regression/ | 2026-06-24 03:13 | - | |
| lightbulb/ | 2018-07-12 22:29 | - | |
| lingo/ | 2013-10-02 17:00 | - | |
| magnet-and-compass/ | 2026-06-24 03:17 | - | |
| magnets-and-electromagnets/ | 2026-06-24 03:21 | - | |
| make-a-ten/ | 2026-06-24 03:22 | - | |
| making-tens/ | 2018-07-12 22:29 | - | |
| masses-and-springs-basics/ | 2026-06-24 03:24 | - | |
| masses-and-springs/ | 2026-06-24 03:23 | - | |
| mean-share-and-balance/ | 2026-06-24 03:28 | - | |
| membrane-channels/ | 2025-03-25 09:02 | - | |
| membrane-transport/ | 2026-06-24 03:31 | - | |
| models-of-the-hydrogen-atom/ | 2026-06-24 03:34 | - | |
| molarity/ | 2026-06-24 03:36 | - | |
| molecule-polarity/ | 2026-06-24 03:44 | - | |
| molecule-shapes-basics/ | 2026-06-24 03:51 | - | |
| molecule-shapes/ | 2026-06-24 03:48 | - | |
| molecules-and-light/ | 2026-06-24 03:53 | - | |
| my-solar-system/ | 2026-06-24 03:57 | - | |
| natural-selection/ | 2026-06-24 04:02 | - | |
| neuron/ | 2026-06-24 04:03 | - | |
| normal-modes/ | 2026-06-24 04:04 | - | |
| number-compare/ | 2026-06-24 04:06 | - | |
| number-line-distance/ | 2026-06-24 04:08 | - | |
| number-line-integers.bk/ | 2023-11-10 17:30 | - | |
| number-line-integers/ | 2026-06-24 04:10 | - | |
| number-line-operations/ | 2026-06-24 04:12 | - | |
| number-pairs/ | 2026-06-24 04:16 | - | |
| number-play/ | 2026-06-24 04:18 | - | |
| ohms-law/ | 2026-06-24 04:19 | - | |
| optics-lab/ | 2018-07-12 22:29 | - | |
| pendulum-lab/ | 2026-06-24 04:20 | - | |
| ph-scale-basics/ | 2026-06-24 04:31 | - | |
| ph-scale/ | 2026-06-24 04:26 | - | |
| phet-io-test-sim/ | 2023-08-14 13:33 | - | |
| phet-io-wrapper-haptics/ | 2019-09-09 11:07 | - | |
| phet-io-wrapper-sonification/ | 2019-10-22 16:17 | - | |
| phet-io-wrapper-visualizing-engagement/ | 2018-07-12 22:29 | - | |
| phet-io/ | 2015-10-28 14:13 | - | |
| phet-metacog/ | 2015-04-20 12:54 | - | |
| photoelectric-effect/ | 2026-06-18 17:25 | - | |
| plinko-probability/ | 2026-06-24 04:32 | - | |
| projectile-data-lab/ | 2026-06-24 04:36 | - | |
| projectile-motion/ | 2026-06-24 04:37 | - | |
| projectile-sampling-distributions/ | 2026-06-24 04:41 | - | |
| proportion-playground/ | 2026-06-24 04:42 | - | |
| proportion/ | 2020-04-17 11:09 | - | |
| protein-synthesis/ | 2014-10-28 23:28 | - | |
| quadrilateral/ | 2026-06-24 04:44 | - | |
| quantum-bound-states/ | 2026-06-23 17:46 | - | |
| quantum-coin-toss/ | 2026-06-24 04:47 | - | |
| quantum-measurement/ | 2026-06-24 04:49 | - | |
| quantum-wave-interference/ | 2026-06-28 10:47 | - | |
| ratio-and-proportion/ | 2026-06-24 04:51 | - | |
| reactants-products-and-leftovers/ | 2026-06-24 04:54 | - | |
| resistance-in-a-wire/ | 2026-06-26 16:38 | - | |
| rutherford-scattering/ | 2026-06-24 04:56 | - | |
| samreid/ | 2018-05-09 13:15 | - | |
| scenery-phet/ | 2020-10-23 16:27 | - | |
| seasons/ | 2018-07-12 22:29 | - | |
| simula-rasa/ | 2019-04-09 12:11 | - | |
| smorgasbord/ | 2013-09-05 00:44 | - | |
| sound-waves/ | 2026-06-24 04:58 | - | |
| sound/ | 2022-10-03 17:46 | - | |
| states-of-matter-basics/ | 2026-06-24 05:03 | - | |
| states-of-matter/ | 2026-06-24 05:01 | - | |
| sugar-and-salt-solutions/ | 2018-07-12 22:29 | - | |
| sun/ | 2021-02-15 12:57 | - | |
| tambo/ | 2025-10-14 18:00 | - | |
| tappi/ | 2019-09-17 11:57 | - | |
| testDir/ | 2020-01-22 11:58 | - | |
| together/ | 2015-08-14 08:11 | - | |
| trig-tour/ | 2026-06-24 05:05 | - | |
| twixt/ | 2020-04-13 14:50 | - | |
| under-pressure/ | 2026-06-24 05:06 | - | |
| unit-rates/ | 2026-06-24 05:09 | - | |
| vector-addition-equations/ | 2026-06-24 05:16 | - | |
| vector-addition/ | 2026-06-24 05:12 | - | |
| vegas/ | 2021-06-02 17:11 | - | |
| wave-interference/ | 2026-06-24 05:17 | - | |
| wave-on-a-string/ | 2026-06-24 05:20 | - | |
| waves-intro.bk/ | 2019-08-13 19:36 | - | |
| waves-intro/ | 2026-06-24 05:21 | - | |
| wilder/ | 2020-07-23 14:32 | - | |
| xray-diffraction/ | 2020-07-02 15:31 | - | |
| olsonjb | 2022-02-07 21:29 | 2.3M | |