Q.Planting Dimensions
I’m a schoolteacher and my class needs to know how far apart to plant the following vegetables (each type within its own bed):
Potatoes
Corn
Beans
Peas
Tomatoes

Certified GKH Gardening Expert
For more information on growing these crops, these articles should help: https://www.gardeningknowhow.com/edible/vegetables/potato/how-to-grow-potatoes-when-to-plant-potatoes.htm
https://www.gardeningknowhow.com/edible/vegetables/corn/how-to-grow-corn.htm
https://www.gardeningknowhow.com/edible/vegetables/beans/tips-for-growing-beans.htm
https://www.gardeningknowhow.com/edible/vegetables/peas/how-grow-peas.htm
https://www.gardeningknowhow.com/edible/vegetables/tomato/tips-for-growing-tomatoes.htm

The following article may help: https://www.gardeningknowhow.com/edible/vegetables/vgen/how-to-plant-a-vegetable-garden.htm
Links to related articles are listed to the left.
This link may be helpful as well: http://home.howstuffworks.com/vegetable-spacing-guide.htm