Science Helpdesk

The structure of plants.This program shows and explains the basic structure and function of a plant. It is divided into four sections: roots, stems, leaves and video quiz.

Biology of plants.A brief and very easy to understand introduction to what plants are and do.

A closer look at plants.A very good overview on the parts of a plant and its functions.

Flower delivery.Some good information and lots of useful and properly clssified links on plants, with special focus on classification, photosynthesis, plant life cycle and gardening.

Why are tree rings lighter or darker?Learn how the annual pattern tends to create rings of different colours in the trees.

Red leaves say, 'bug off!'.Study supports idea that autumn colours deter insect pests.

What tree is that?Interactive animation that will help you train your tree-identifying skills by analysing a tree's main characteristics. It also contains an identification guide to most trees found in the U.S.A.

British trees.Guide to 33 British native trees. Very good descriptions and clear photos.

Trees in Britain.A pictorial guide for the identification of a selection of trees both native to Britain and naturalised. With a good number of photos for each species.

Dutch tree guide.A wonderful site with lots of info about trees and how to identify them. The link takes you to a gallery of tree flowers, but you can use the left menu to access every other section.

Exceptional trees.Images of exceptionally big and beautiful trees: baobab, sequoia, pine and more.

15 eccentric endangered trees, plants, and flowers.What these plants have in common is both rarity and uniqueness: they are incredible but also endangered.

Science and plants for schools - Practical activities.A wide set of ideas for practical activities to do with plants, classified into categories.

How to press flowers and leaves.Preparing your favorite flowers, weeds or grasses for pressing is not difficult. Once pressed correctly, they can be used on note cards, pictures, bookmarks, or anything that would look nice if decorated.

How to make a leaf rubbing.Leaf rubbing or drawing is an excellent and kid-friendly nature craft. It's suitable for all ages and a great camp project.