[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"external-mm-1101":3},{"payload":4,"id":35,"user":36,"level":42,"course":43,"activity":44,"activity_slug":45,"title":21,"topic":46,"tone":47,"stats":48,"created":50,"score":51,"is_favorite":52,"public":53,"is_external":52},{"texts":5,"title":21,"choices":22,"subtitle":23,"questions":24},[6,9,12,15,18],{"text":7,"title":8},"Oak has been valued for centuries because it combines strength with a classic appearance. Since its fibres are dense, it is often chosen for items that must tolerate daily wear, such as flooring and dining tables. Although it can be expensive, many buyers accept the cost because oak furniture may last for generations if it is looked after properly. It also reacts well to stains, meaning that it can be made to look either traditional or modern. However, because it is heavy and tough, it tends to blunt tools, so it is not always the first choice for beginners. If oak is used outdoors, it should be sealed to reduce moisture damage.","Oak",{"text":10,"title":11},"Pine is widely available and usually more affordable than hardwoods, which is why it is common in beginner projects and flat-pack furniture. It is relatively light, so it can be carried and cut without much effort. Even so, pine dents easily, and any knocks may show up quickly on shelves or bed frames. Another issue is that its resin can bleed through paint unless the surface has been prepared carefully. On the other hand, it takes screws well and can be replaced cheaply if a part gets damaged. For these reasons, pine is often used for interior projects where appearance matters, but extreme durability is not essential.","Pine",{"text":13,"title":14},"Teak is frequently recommended for outdoor furniture because it contains natural oils that help it resist water and insects. As a result, it can be left outside in changing weather with less risk of rotting than many other woods. Over time, untreated teak turns a silvery grey, which some people love, while others prefer to oil it to keep the warm golden colour. The downside is that teak is expensive and, if it has been sourced irresponsibly, it may raise environmental concerns. It is also slightly oily to the touch, so glue does not always bond as strongly unless special products are used.","Teak",{"text":16,"title":17},"Although bamboo is technically a grass rather than a tree, it is often grouped with wood because it can be processed into boards and used in similar ways. It grows extremely fast, so it is regularly promoted as a more sustainable option than slow-growing hardwoods. When manufactured into flooring or worktops, bamboo can be surprisingly hard and stable. However, quality varies: some products are made with a lot of adhesive, and cheaper versions may swell if they are exposed to moisture. It also has a distinctive striped look that not everyone wants in a home. Choosing a reputable supplier makes a noticeable difference.","Bamboo",{"text":19,"title":20},"Walnut is admired for its rich, dark colour and elegant grain pattern, which is why it is often used for high-end cabinets and decorative pieces. Since it is generally easier to shape than very dense woods, it can be a pleasure to work with, especially for detailed joinery. Despite this, it is not the toughest option for surfaces that receive constant impact, and it can be costly compared with more common species. Many craftspeople finish walnut with clear oil rather than stain, because its natural colour is already strong. If a project is meant to look luxurious, walnut is a popular choice.","Walnut","Choosing the Right Wood",[8,11,14,17,20],"Read about different types of wood, then answer the questions.",{"1":25,"2":26,"3":27,"4":28,"5":29,"6":30,"7":31,"8":32,"9":33,"10":34},"Which type of wood is commonly selected for items that need to cope with heavy everyday use?","Which type of wood is often chosen by people who are just starting woodworking because it is easy to handle and not costly?","Which type of wood is naturally protected against rain and pests due to substances inside it?","Which type of wood may create problems if you try to paint it without doing the correct preparation first?","Which type of wood is marketed as an environmentally friendlier option because it renews itself very quickly?","Which type of wood changes colour outdoors unless it is treated, and some people actually like that change?","Which type of wood can make tool blades lose their sharp edge sooner because it is particularly hard?","Which type of wood may require special glue to ensure the joints hold firmly?","Which type of wood is mainly chosen for its dark, sophisticated appearance rather than maximum toughness?","Which type of wood can be very hard once engineered into boards, but lower-quality versions may react badly to damp conditions?",1101,{"id":37,"username":38,"first_name":39,"last_name":40,"image":41},24012,"kmirasprra-no","kmirasprra","no","https://lh3.googleusercontent.com/a/ACg8ocKxnp6k9CynBQcMJD_i5b8NhNMjIv_RuOm-o7qLPu-uKZHyh8hH=s96-c","B2","Reading","Multiple Matching","multiple-matching","Generate an exercise about studying different types of wood.","Standard",{"times_played":49,"num_favorites":49},1,"2026-06-08T07:47:39",null,false,true]