Principal Sponsors
Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
National Science Foundation
An independent federal agency created by Congress in 1950 to promote the progress of science.
King Saud University seeks to become a leader in educational and technological innovation, scientific discovery and creativity through fostering an atmosphere of intellectual inspiration and partnership for the prosperity of society.
The O'Donnell Foundation is devoted to building model programs to enhance the quality of education.
中文 (中国) Chinese - Simplified
| Acid-Base Solutions 酸碱溶液 | Acid-Base Solutions | Run Now |
| Alpha衰变 | Alpha Decay | Run Now |
| 算术 | Arithmetic | Run Now |
| 原子间相互作用 | Atomic Interactions | Run Now |
| 平衡探究实验 | Balancing Act | Run Now |
| 配平化学方程式 | Balancing Chemical Equations | Run Now |
| 气球和静电 | Balloons and Static Electricity | Run Now |
| 气球和浮力 | Balloons & Buoyancy | Run Now |
| 能带结构 | Band Structure | Run Now |
| 电池-电阻电路 | Battery-Resistor Circuit | Run Now |
| 电池电压 | Battery Voltage | Run Now |
| 比尔定律实验室 | Beer's Law Lab | Run Now |
| 折射定律 | Bending Light | Run Now |
| Beta衰变 | Beta Decay | Run Now |
| 黑体辐射 | Blackbody Spectrum | Run Now |
| 量子束缚态 | Quantum Bound States | Run Now |
| 建立一个分数 | Build a Fraction | Run Now |
| 建立分子模型 | Build a Molecule | Run Now |
| 原子模型 | Build an Atom | Run Now |
| 浮力 | Buoyancy | Run Now |
| 积分 | Calculus Grapher | Run Now |
| 电容器实验 | Capacitor Lab | Run Now |
| 电荷及电场 | Charges and Fields | Run Now |
| 电路实验（直流和交流） | Circuit Construction Kit (AC+DC) | Run Now |
| 交、直流电路虚拟实验室 | Circuit Construction Kit (AC+DC), Virtual Lab | Run Now |
| 电路实验（仅直流） | Circuit Construction Kit (DC Only) | Run Now |
| 直流电路虚拟实验室 | Circuit Construction Kit (DC Only), Virtual Lab | Run Now |
| 碰撞实验室 | Collision Lab | Run Now |
| 光的混合 | Color Vision | Run Now |
| 浓度 | Concentration | Run Now |
| 物体导电性能实验 | Conductivity | Run Now |
| 双井和共价键 | Double Wells and Covalent Bonds | Run Now |
| 曲线拟合 | Curve Fitting | Run Now |
| 戴维森、杰默：电子衍射 | Davisson-Germer: Electron Diffraction | Run Now |
| 密度 | Density | Run Now |
| 氖灯和其它霓虹灯原理 | Neon Lights & Other Discharge Lamps | Run Now |
| 饮食与运动 | Eating & Exercise | Run Now |
| 电场、电荷 | Electric Field of Dreams | Run Now |
| 电荷曲棍球 | Electric Field Hockey | Run Now |
| 能量的形式和转换 | Energy Forms and Changes | Run Now |
| 能量滑板竞技场 | Energy Skate Park | Run Now |
| 能量滑板竞技场: 基础 | Energy Skate Park: Basics | Run Now |
| 函数图像 | Equation Grapher | Run Now |
| 估计 | Estimation | Run Now |
| 法拉第电磁感应实验 | Faraday's Electromagnetic Lab | Run Now |
| 法拉第电磁感应定律 | Faraday's Law | Run Now |
| 液体的流动与压力 | Fluid Pressure and Flow | Run Now |
| 一维空间的作用力 | Forces in 1 Dimension | Run Now |
| 力和运动 | Forces and Motion | Run Now |
| 力和运动：基础 | Forces and Motion: Basics | Run Now |
| 傅里叶:生成波 | Fourier: Making Waves | Run Now |
| 分数匹配器 | Fraction Matcher | Run Now |
| 分数介绍 | Fractions Intro | Run Now |
| 摩擦力 | Friction | Run Now |
| 气体属性 | Gas Properties | Run Now |
| 基因表达 - 基础入门 | Gene Expression - The Basics | Run Now |
| 基因合成机：乳糖操纵子 | Gene Machine: The Lac Operon | Run Now |
| 发电机 | Generator | Run Now |
| 几何光学 | Geometric Optics | Run Now |
| 冰川 | Glaciers | Run Now |
| 直线图形 | Graphing Lines | Run Now |
| 重力和轨道 | Gravity and Orbits | Run Now |
| 万有引力实验 | Gravity Force Lab | Run Now |
| 温室效应 | The Greenhouse Effect | Run Now |
| 氢原子模型 | Models of the Hydrogen Atom | Run Now |
| 同位素原子质量数 | Isotopes and Atomic Mass | Run Now |
| 瓢虫在平面上运动 | Ladybug Motion 2D | Run Now |
| 激光器 | Lasers | Run Now |
| 月球登录者 | Lunar Lander | Run Now |
| 磁体和指南针 | Magnet and Compass | Run Now |
| 磁场和电流磁效应 | Magnets and Electromagnets | Run Now |
| 重物和弹簧 | Masses & Springs | Run Now |
| 迷宫小游戏 | Maze Game | Run Now |
| 膜通道 | Membrane Channels | Run Now |
| 微波 | Microwaves | Run Now |
| 摩尔浓度 | Molarity | Run Now |
| 分子马达 | Molecular Motors | Run Now |
| 分子极性 | Molecule Polarity | Run Now |
| 分子和光 | Molecules and Light | Run Now |
| 分子形状 | Molecule Shapes | Run Now |
| 分子形状：基本要素 | Molecule Shapes: Basics | Run Now |
| 平面运动 | Motion in 2D | Run Now |
| 运动图像 | The Moving Man | Run Now |
| 简化的核磁共振NMR | Simplified MRI | Run Now |
| 太阳系系统 | My Solar System | Run Now |
| 自然选择（物竞天择） | Natural Selection | Run Now |
| 神经元 | Neuron | Run Now |
| 标准振荡 | Normal Modes | Run Now |
| 核裂变 | Nuclear Fission | Run Now |
| 部分电路欧姆定律 | Ohm's Law | Run Now |
| 光量子控制 | Optical Quantum Control | Run Now |
| 光学镊子与应用 | Optical Tweezers and Applications | Run Now |
| 单摆实验 | Pendulum Lab | Run Now |
| 光电效应 | Photoelectric Effect | Run Now |
| PH值 | pH Scale | Run Now |
| 板块构造论 | Plate Tectonics | Run Now |
| 二项分布弹珠台机率 | Plinko Probability | Run Now |
| 抛体运动 | Projectile Motion | Run Now |
| 量子隧道与波包 | Quantum Tunneling and Wave Packets | Run Now |
| 量子波干涉 | Quantum Wave Interference | Run Now |
| 电荷辐射 | Radiating Charge | Run Now |
| 放射线定年游戏 | Radioactive Dating Game | Run Now |
| 无限电波与电磁场 | Radio Waves & Electromagnetic Fields | Run Now |
| 斜坡：力与运动 | Ramp: Forces and Motion | Run Now |
| 反应物，生成物及未反应物 | Reactants, Products and Leftovers | Run Now |
| 化学反应平衡 | Reactions & Rates | Run Now |
| 电线的电阻 | Resistance in a Wire | Run Now |
| 共振 | Resonance | Run Now |
| 可逆反应 | Reversible Reactions | Run Now |
| 旋转的瓢虫 | Ladybug Revolution | Run Now |
| 卢瑟福散射 | Rutherford Scattering | Run Now |
| 自驱式粒子模型 | Self-Driven Particle Model | Run Now |
| 半导体 | Semiconductors | Run Now |
| 信号电路 | Signal Circuit | Run Now |
| 盐类和溶解度 | Salts & Solubility | Run Now |
| 声音 | Sound | Run Now |
| 物质状态 | States of Matter | Run Now |
| 物质的基本形态 | States of Matter: Basics | Run Now |
| 斯特恩·盖拉赫实验 | Stern-Gerlach Experiment | Run Now |
| 拉伸DNA | Stretching DNA | Run Now |
| 糖和盐溶液 | Sugar and Salt Solutions | Run Now |
| 斜面 | The Ramp | Run Now |
| 力矩 | Torque | Run Now |
| 静电电压 | John Travoltage | Run Now |
| 减压 | Under Pressure | Run Now |
| 矢量叠加 | Vector Addition | Run Now |
| 水波干涉 | Wave Interference | Run Now |
| 波一弦 | Wave on a String | Run Now |
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