Finding the width of a river without crossing, part of a series of out-door lessons in Arithmetic, Mensuration, Geometry etc. by Headmaster, J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

Finding the height of the ash tree, part of a series of out-door lessons in Arithmetic, Mensuration, Geometry etc. by Headmaster, J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

The Young Meterorologists, part of a series of out-door lessons in Arithmetic, Mensuration, Geometry etc. by Headmaster, J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

The air and a column of water, part of a series of practical open-air studies in Elementary Science, Nature Study, Drawing and Geometry by Headmaster, J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

Siphoning water over a wall, part of a series of practical open-air studies in Elementary Science, Nature Study, Drawing and Geometry by Headmaster, J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

Finding the gradient of the slope, part of a series of practical open-air studies in Elementary Science, Nature Study, Drawing and Geometry by Headmaster, J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

How fountains work, part of a series of practical open-air studies in Elementary Science, Nature Study, Drawing and Geometry by Headmaster J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

The fire-balloon, part of a series of practical open-air studies in Elementary Science, Nature Study, Drawing and Geometry by Headmaster, J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

The Shadow-Pole, part of a series of practical open-air studies in Elementary Science, Nature Study, Drawing and Geometry by Headmaster J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)

Testing the power of the scorching sun, part of a series of practical open-air studies in Elementary Science, Nature Study, Drawing and Geometry by Headmaster J. Eaton Feasey, using pupils from Nethergreen School also known as Ranmoor School)