Simulations for Grade 4

Free interactive photosynthesis simulation. Explore photosynthesis hands-on online — great for whole-class or independent practice.

Free interactive states of matter simulation. Explore states of matter hands-on online — great for whole-class or independent practice.

Free interactive the water cycle simulation. Explore the water cycle hands-on online — great for whole-class or independent practice.

Free interactive pendulum motion simulation. Explore pendulum motion hands-on online — great for whole-class or independent practice.

Free interactive food webs simulation. Explore food webs hands-on online — great for whole-class or independent practice.

Free interactive light and shadows simulation. Explore light and shadows hands-on online — great for whole-class or independent pr

Free interactive electric circuits simulation. Explore electric circuits hands-on online — great for whole-class or independent practic

Free interactive magnets simulation. Explore magnets hands-on online — great for whole-class or independent practice.

Spin a spinner, flip a coin or roll a die and watch two sets of bars: the chances the shapes predict, and the results you actually got. Ten spins prove nothing; a few hundred and the two are hard to tell apart.

Free interactive the solar system simulation. Explore the solar system hands-on online — great for whole-class or independent practice.

Free interactive erosion simulation. Explore erosion hands-on online — great for whole-class or independent practice.

Free interactive human body systems simulation. Explore human body systems hands-on online — great for whole-class or independent pract

Free interactive plant growth simulation. Explore plant growth hands-on online — great for whole-class or independent practice.

Follow oxygen-rich and oxygen-poor blood round the loop from the heart to the lungs and body. Change heart rate and stroke volume and watch cardiac output — the blood moved each minute — respond.

Free interactive friction simulation. Explore friction hands-on online — great for whole-class or independent practice.

Free interactive animal adaptations simulation. Explore animal adaptations hands-on online — great for whole-class or independent pract

Free interactive pollination simulation. Explore pollination hands-on online — great for whole-class or independent practice.

Watch the lungs swell and empty with every breath as air moves in and out of the windpipe. Change breaths per minute and the air in each breath, and see how much air is moved a minute.

Free interactive phases of matter simulation. Explore phases of matter hands-on online — great for whole-class or independent practice.

Free interactive natural selection simulation. Explore natural selection hands-on online — great for whole-class or independent practi

Free interactive cell structure simulation. Explore cell structure hands-on online — great for whole-class or independent practice.

Free interactive evaporation and condensation simulation. Explore evaporation and condensation hands-on online — great for whole-c

Free interactive the carbon cycle simulation. Explore the carbon cycle hands-on online — great for whole-class or independent practice

Free interactive series and parallel circuits simulation. Explore series and parallel circuits hands-on online — great for whole-class